Open

Open diapason
(Mus.) a certain stop in an organ, in which the pipes or tubes are formed like the mouthpiece of a flageolet at the end where the wind enters, and are open at the other end.

Open flank
(Fort.) the part of the flank covered by the orillon.

Open-front furnace
(Metal.) a blast furnace having a forehearth.

Open harmony
(Mus.) harmony the tones of which are widely dispersed, or separated by wide intervals.

Open hawse
(Naut.) a hawse in which the cables are parallel or slightly divergent. Cf. Foul hawse, under Hawse.

Open hearth
(Metal.) the shallow hearth of a reverberatory furnace.

Open-hearth furnace
a reverberatory furnace; esp., a kind of reverberatory furnace in which the fuel is gas, used in manufacturing steel.

Open-hearth process
(Steel Manuf.) a process by which melted cast iron is converted into steel by the addition of wrought iron, or iron ore and manganese, and by exposure to heat in an open-hearth furnace; - also called the Siemens-Martin process, from the inventors.

Open-hearth steel
steel made by an open-hearth process; - also called Siemens-Martin steel.

Open newel
(Arch.) See Hollow newel, under Hollow.

Open pipe
(Mus.) a pipe open at the top. It has a pitch about an octave higher than a closed pipe of the same length.

Open-timber roof
(Arch.) a roof of which the constructional parts, together with the under side of the covering, or its lining, are treated ornamentally, and left to form the ceiling of an apartment below, as in a church, a public hall, and the like.

Open vowel
See Open, a., 9.

Open or unobstructed space; clear land, without trees or obstructions; open ocean; open water.

Then we got into the open.

- W. Black.

In open
in full view; without concealment; openly. - Beau. & Fl.

v. t.

To make or set open; to render free of access; to unclose; to unbar; to unlock; to remove any fastening or covering from; as, to open a door; to open a box; to open a room; to open a letter.

[imp. & p. p. Opened ; p. pr. & vb. n. Opening.]

And all the windows of my heart
I open to the day.

- Whittier.

To spread; to expand; as, to open the hand.

To disclose; to reveal; to interpret; to explain.

The king opened himself to some of his council, that he was sorry for the earl's death.

- Bacon.

Unto thee have I opened my cause.

- Jer. xx. 12.

While he opened to us the Scriptures.

- Luke xxiv. 32.

To make known; to discover; also, to render available or accessible for settlements, trade, etc.

The English did adventure far for to open the North parts of America.

- Abp. Abbot.

To enter upon; to begin; as, to open a discussion; to open fire upon an enemy; to open trade, or correspondence; to open an investigation; to open a case in court, or a meeting.

To loosen or make less compact; as, to open matted cotton by separating the fibers.

To open one's mouth

To open up
to lay open; to discover; to disclose.

Poetry that had opened up so many delightful views into the character and condition of our "bold peasantry, their country's pride."

- Prof. Wilson.

v. i.

To unclose; to form a hole, breach, or gap; to be unclosed; to be parted.

The earth opened and swallowed up Dathan, and covered the company of Abiram.

- Ps. cvi. 17.

To expand; to spread out; to be disclosed; as, the harbor opened to our view.

To begin; to commence; as, the stock opened at par; the battery opened upon the enemy.

(Sporting) To bark on scent or view of the game.

Noun	1.	open - a clear or unobstructed space or expanse of land or water; "finally broke out of the forest into the open" Synonyms: clear
	2.	open - where the air is unconfined; "he wanted to get outdoors a little"; "the concert was held in the open air"; "camping in the open" Synonyms: open air, out-of-doors, outdoors
	3.	open - a tournament in which both professionals and amateurs may play
	4.	open - information that has become public; "all the reports were out in the open"; "the facts had been brought to the surface" Synonyms: surface
Verb	1.	open - cause to open or to become open; "Mary opened the car door" Synonyms: open up Antonyms: shut, close - move so that an opening or passage is obstructed; make shut; "Close the door"; "shut the window"
	2.	open - start to operate or function or cause to start operating or functioning; "open a business" Synonyms: open up Antonyms: close, close down, shut down, fold - cease to operate or cause to cease operating; "The owners decided to move and to close the factory"; "My business closes every night at 8 P.M."
	3.	open - become open; "The door opened" Synonyms: open up Antonyms: shut, close - become closed; "The windows closed with a loud bang"
	4.	open - begin or set in action, of meetings, speeches, recitals, etc.; "He opened the meeting with a long speech" Antonyms: close - finish or terminate (meetings, speeches, etc.); "The meeting was closed with a charge by the chairman of the board"
	5.	open - spread out or open from a closed or folded state; "open the map"; "spread your arms" Synonyms: spread, unfold, spread out
	6.	open - make available; "This opens up new possibilities" Synonyms: open up
	7.	open - become available; "an opportunity opened up" Synonyms: open up
	8.	open - have an opening or passage or outlet; "The bedrooms open into the hall"
	9.	open - make the opening move; "Kasparov opened with a standard opening"
	10.	open - afford access to; "the door opens to the patio"; "The French doors give onto a terrace" Synonyms: afford, give
	11.	open - display the contents of a file or start an application as on a computer Antonyms: close - cause a window or an application to disappear on a computer desktop
Adj.	1.	open - affording unobstructed entrance and exit; not shut or closed; "an open door"; "they left the door open" Synonyms: unfastened Antonyms: shut, unopen, closed - not open; "the door slammed shut"
	2.	open - affording free passage or access; "open drains"; "the road is open to traffic"; "open ranks" Antonyms: closed - not open or affording passage or access; "the many closed streets made travel difficult"; "our neighbors peeped from behind closed curtains"
	3.	open - with no protection or shield; "the exposed northeast frontier"; "open to the weather"; "an open wound" Synonyms: exposed
	4.	open - open to or in view of all; "an open protest"; "an open letter to the editor"
	5.	open - used of mouth or eyes; "keep your eyes open"; "his mouth slightly opened" Synonyms: opened Antonyms: shut, closed - used especially of mouth or eyes; "he sat quietly with closed eyes"; "his eyes were shut against the sunlight"
	6.	open - not having been filled; "the job is still open"
	7.	open - accessible to all; "open season"; "an open economy"
	8.	open - not defended or capable of being defended; "an open city"; "open to attack" Synonyms: assailable, undefendable, undefended
	9.	open - (of textures) full of small openings or gaps; "an open texture"; "a loose weave" Synonyms: loose
	10.	open - having no protecting cover or enclosure; "an open boat"; "an open fire"; "open sports cars"
	11.	open - opened out; "an open newspaper"
	12.	open - of a set; containing points whose neighborhood consists of other points of the same set, or being the complement of an open set; of an interval; containing neither of its end points Antonyms: closed - of a curve or surface; having no end points or boundary curves; of a set; having members that can be produced by a specific operation on other members of the same set; of an interval; containing both its endpoints
	13.	open - not brought to a conclusion; subject to further thought; "an open question"; "our position on this bill is still undecided"; "our lawsuit is still undetermined" Synonyms: undecided, unresolved, undetermined
	14.	open - not sealed or having been unsealed; "the letter was already open"; "the opened package lay on the table" Synonyms: opened
	15.	open - without undue constriction as from e.g. tenseness or inhibition; "the clarity and resonance of an open tone"; "her natural and open response"
	16.	open - relatively empty of and unobstructed by fences or hedges or headlands or shoals; "in open country"; "the open countryside"; "open waters"; "on the open seas"
	17.	open - open and observable; not secret or hidden; "an overt lie"; "overt hostility"; "overt intelligence gathering" Synonyms: overt
	18.	open - used of string or hole or pipe of instruments Synonyms: unstopped
	19.	open - not requiring union membership; "an open shop employs nonunion workers"
	20.	open - possibly accepting or permitting; "a passage capable of misinterpretation"; "open to interpretation"; "an issue open to question"; "the time is fixed by the director and players and therefore subject to much variation" Synonyms: capable, subject
	21.	open - not secret; "open plans"; "an open ballot"
	22.	open - without any attempt at concealment; completely obvious; "open disregard of the law"; "open family strife"; "open hostility"; "a blatant appeal to vanity"; "a blazing indiscretion" Synonyms: blatant, conspicuous, blazing
	23.	open - affording free passage or view; "a clear view"; "a clear path to victory" Synonyms: clear
	24.	open - lax in enforcing laws; "an open town" Synonyms: lawless, wide-open
	25.	open - openly straightforward and direct without reserve or secretiveness; "his candid eyes"; "an open and trusting nature"; "a heart-to-heart talk" Synonyms: heart-to-heart, candid
	26.	open - sincere and free of reserve in expression; "Please be open with me"
	27.	open - receptive to new ideas; "an open mind"; "open to new ideas"
	28.	open - ready for business; "the stores are open"

TO OPEN, OPENING. To open a case is to make a statement of the pleadings in a case, which is called the opening.
2. The opening should be concise, very distinct and perspicuous. Its use is to enable the judge and jury to direct their attention to the real merits of the case, and the points in issue. 1 Stark. R. 439;S. C. 2 E. C. L. R. 462; 2 Stark. R. 31; S. C 3 Eng. C. L. R. 230.
3. The opening address or speech is that made immediately after the evidence has been closed; such address usually states, 1st. The full extent of the plaintiff's claims, and the circumstances under which they are made, to show that they are just and reasonable. 2d. At least an outline of the evidence by which those claims are to be established. 3d. The legal grounds and authorities in favor of the claim or of the proposed evidence. 4th. An anticipation of the expected defence, and statement of the grounds on which it is futile, "either in law or justice, and the reasons why it ought to fail. 3 Chit. Pr. 881; 3 Bouv. Inst. n. 3044, et seq. To open a judgment, is to set it aside.

1.		open - To prepare to read or write a file. This usually involves checking whether the file already exists and that the user has the necessary authorisation to read or write it. The result of a successful open is usually some kind of capability (e.g. a Unix file descriptor) - a token that the user passes back to the system in order to access the file without further checks and finally to close the file.
2.		open - Abbreviation for "open (or left) parenthesis" - used when necessary to eliminate oral ambiguity. To read aloud the LISP form (DEFUN FOO (X) (PLUS X 1)) one might say: "Open defun foo, open eks close, open, plus eks one, close close."
3.		open - Non-proprietary. An open standard is one which can be used without payment.

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property, commonplace, communicate, communicative, conditional, conditioned, confiding, consonant, consonantal, conspicuous, contingent, continuant, contribute, conversable, cordial, cover, crack, crevasse, current, cut, cut apart, cut open, debatable, declared, dehiscent, deltoid, demonstrative, dental, denuded, dependent, depending, deploy, deserted, detached, detectable, develop, diffused, dilate, direct, discernible, disclose, disclosed, disconnected, discontinuous, discover, discrete, dismask, dispart, disperse, display, disposed, disrupt, disseminated, dissimilated, distend, distributed, ditch, divaricate, divide, divulge, dorsal, downright, dramatize, draw the veil, dry, dubious, dubitable, dull, effusive, embark, employable, equivocal, establish, evident, expansive, explain, explicit, expose, exposed to view, extend, extended, extensive, extroverted, fail, fair, fair and square, fan, fan out, fan-shape, fan-shaped, fanlike, fanned, fanning, feature, findable, fissure, fit, flabelliform, flagrant, flare, flared, flaring, flat, flexible, flop, fly open, forsaken, forthright, foursquare, fracture, frankhearted, free hand, free-acting, free-going, free-moving, free-speaking, free-spoken, free-tongued, freehanded, freehearted, friendly, front, full, furnish, furrow, gap, gaping, gapped, gash, generous, genial, genuine, get, get going, get under way, getatable, gettable, giving, glaring, glide, glossal, glottal, godforsaken, good-faith, gossipy, gracious, greathearted, groove, guileless, guttural, handsome, hanging out, hard, headline, heart-to-heart, hearty, heavy, high, hint, hole, homely, homespun, hospitable, humanitarian, idle, illimitable, imbibitory, impart, impressionable, in circulation, in evidence, in full view, in plain sight, in print, in question, in suspense, in the balance, in view, inaugurate, incise, inclined, incoherent, inconsistent, indecisive, influenceable, ingenu, ingenuous, ingestive, initiate, innocent, insight, intonated, introduce, intromissive, intromittent, invitatory, inviting, kick off, labial, labiodental, labiovelar, large, largehearted, lateral, launch, lavish, lax, lay bare, lay open, lean, leisure, leisured, let daylight in, let out, liable, liberal, light, limitless, lingual, liquid, low, made public, magnanimous, make a hit, make known, make plain, malleable, manifest, mantle, matter-of-fact, melodramatize, mid, monophthongal, moot, mount, movable, munificent, muted, naive, naked, narrow, nasal, nasalized, natural, navigable, neat, neighborly, newsy, no strings, nonadherent, nonadhesive, noncoherent, noncohesive, nonimmune, noticeable, obnoxious, observable, obtainable, obvious, occlusive, offer, on the level, on the square, on the up-and-up, ope, open a show, open air, open and aboveboard, open as day, open fire, open to, open to all, open to view, open up, open-handed, open-minded, openhanded, openhearted, operative, out-of-doors, outcropping, outdoors, outgoing, outland, outside, outspoken, outspread, outstretch, outstretched, overgrow, overrun, overspread, oxytone, palatal, palatalized, palpable, part, patent, patulous, peeled, pendent, pending, penetrable, perceivable, perceptible, perfect, perforate, persuadable, persuasible, pervious, pharyngeal, pharyngealized, phonemic, phonetic, phonic, pierce, pitch, pitched, plain-speaking, plain-spoken, plastic, pleasing, plenary, pliable, pliant, posttonic, practicable, predisposed, premiere, present, preview, princely, problematic, proclaimed, procurable, produce, profuse, prone, propagated, proper, prosaic, prosing, provide, public, publish, published, pull out, pure, put on, raise, raise the curtain, ramify, reachable, receivable, receptible, receptive, recipient, recognizable, release, rent, reported, responsive, retired, retroflex, reveal, revealed, rift, ringent, rip, rive, roomy, round, rounded, rupture, rustic, scenarize, securable, seeable, self-revealing, self-revelatory, semiretired, semivowel, sensitive, separate, set in motion, set the stage, set up, severe, shadow, show, show forth, show up, showing, simple, simple-speaking, simplehearted, simpleminded, sincere, single-hearted, single-minded, sit, slash, slit, slot, sober, sociable, soft, sonant, spacious, spare, splay, splayed, splaying, split, spraddle, spraddled, spraddling, sprangle, sprangled, sprangling, sprawl, sprawling, sprawly, spread like wildfire, spread out, spreading, spring open, square, square-dealing, square-shooting, stage, star, stark, start, stated, stintless, stopped, straight, straight-out, straight-shooting, straightforward, stressed, stretch out, stretched-out, strip bare, stripped, strong, suasible, subject, succeed, suggest, suggestible, suitable, surd, susceptible, suspenseful, swayable, swell, swing open, syllabic, talkative, tap, tear, tear open, telecast, televised, tenantless, tense, tenuous, the open, the out-of-doors, theatricalize, thick, throaty, throw open, to be had, to be seen, tonal, tonic, transparent, trench, trustful, trusting, try out, twangy, unaccented, unadhesive, unadorned, unaffected, unbarred, unblock, unblocked, unbolt, unbolted, unbooked, unbound, unbounded, uncertain, unchecked, uncircumscribed, unclassified, uncloak, unclog, unclogged, unclothe, unclouded, uncluttered, uncoherent, uncohesive, uncommitted, unconcealed, unconditional, unconditioned, unconfined, unconnected, unconstrained, uncork, uncounted, uncover, undecided, undefended, undetermined, undisguised, undissembled, undissembling, undo, undrape, unencumbered, unequivocal, unestablished, unfasten, unfastened, unfilled, unfixed, unfolded, unfortified, unfurl, ungrudging, unguarded, unhampered, unhidden, unhindered, unimaginative, unimpeded, uninhabited, uninhibited, unjoined, unkennel, unlatch, unlimited, unlock, unmanned, unmask, unmeasured, unpack, unpeopled, unpopulated, unprotected, unqualified, unrepressed, unreserved, unresolved, unrestrained, unreticent, unroll, unrounded, unscheduled, unscreen, unsealed, unsecretive, unselfish, unsettled, unsheathe, unsheltered, unshrinking, unshroud, unshut, unsigned, unsilent, unsophisticated, unsparing, unstaffed, unstinted, unstinting, unstop, unstopped, unstressed, unsuppressed, unsuspicious, untaken, untenacious, untenanted, untended, untie, untold, unvarnished, unveil, unwary, unwrap, up for grabs, up-and-up, usable, vacant, velar, veritable, viewable, visible, visual, vocalic, vocoid, voiced, voiceless, vowel, vowellike, warm, warmhearted, weak, welcoming, well-known, wide, wide open, wide-open, widely known, widen, widespread, willing, within reach, without, without strings, witnessable, yawning, yield

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