Deep

a.	1.	Extending far below the surface; of great perpendicular dimension (measured from the surface downward, and distinguished from high, which is measured upward); far to the bottom; having a certain depth; as, a deep sea. The water where the brook is deep. - Shak.
	2.	Extending far back from the front or outer part; of great horizontal dimension (measured backward from the front or nearer part, mouth, etc.); as, a deep cave or recess or wound; a gallery ten seats deep; a company of soldiers six files deep. Shadowing squadrons deep. - Milton. Safely in harbor Is the king's ship in the deep nook. - Shak.
	3.	Low in situation; lying far below the general surface; as, a deep valley.
	4.	Hard to penetrate or comprehend; profound; - opposed to shallow or superficial; intricate; mysterious; not obvious; obscure; as, a deep subject or plot. Speculations high or deep. - Milton. A question deep almost as the mystery of life. - De Quincey. O Lord, . . . thy thoughts are very deep. - Ps. xcii. 5.
	5.	Of penetrating or far-reaching intellect; not superficial; thoroughly skilled; sagacious; cunning. Deep clerks she dumbs. - Shak.
	6.	Profound; thorough; complete; unmixed; intense; heavy; heartfelt; as, deep distress; deep melancholy; deep horror. An attitude of deep respect. - Motley.
	7.	Strongly colored; dark; intense; not light or thin; as, deep blue or crimson.
	8.	Of low tone; full-toned; not high or sharp; grave; heavy. The bass of heaven's deep organ. - Milton.
	9.	Muddy; boggy; sandy; - said of roads. The ways in that vale were very deep. - Clarendon. A deep line of operations (Military) a long line. Deep mourning (Costume) mourning complete and strongly marked, the garments being not only all black, but also composed of lusterless materials and of such fashion as is identified with mourning garments.
adv.	1.	To a great depth; with depth; far down; profoundly; deeply. Deep-versed in books, and shallow in himself. - Milton. Drink deep, or taste not the Pierian spring. - Pope.
n.	1.	That which is deep, especially deep water, as the sea or ocean; an abyss; a great depth. Courage from the deeps of knowledge springs. - Cowley. The hollow deep of hell resounded. - Milton. Blue Neptune storms, the bellowing deeps resound. - Pope.
	2.	That which is profound, not easily fathomed, or incomprehensible; a moral or spiritual depth or abyss. Thy judgments are a great deep. - Ps. xxxvi. 6. Deep of night the most quiet or profound part of night; dead of night. The deep of night is crept upon our talk. - Shak.

Noun	1.	deep - the central and most intense or profound part; "in the deep of night"; "in the deep of winter"
	2.	deep - a long steep-sided depression in the ocean floor Synonyms: oceanic abyss, trench
	3.	deep - literary term for an ocean; "denizens of the deep"
Adj.	1.	deep - relatively deep or strong; affecting one deeply; "a deep breath"; "a deep sigh"; "deep concentration"; "deep emotion"; "a deep trance"; "in a deep sleep" Antonyms: shallow - not deep or strong; not affecting one deeply; "shallow breathing"; "a night of shallow fretful sleep"; "in a shallow trance"
	2.	deep - marked by depth of thinking; "deep thoughts"; "a deep allegory"
	3.	deep - having great spatial extension or penetration downward or inward from an outer surface or backward or laterally or outward from a center; sometimes used in combination; "a deep well"; "a deep dive"; "deep water"; "a deep casserole"; "a deep gash"; "deep massage"; "deep pressure receptors in muscles"; "deep shelves"; "a deep closet"; "surrounded by a deep yard"; "hit the ball to deep center field"; "in deep space"; "waist-deep" Antonyms: shallow - lacking physical depth; having little spatial extension downward or inward from an outer surface or backward or outward from a center; "shallow water"; "a shallow dish"; "a shallow cut"; "a shallow closet"; "established a shallow beachhead"; "hit the ball to shallow left field"
	4.	deep - very distant in time or space; "deep in the past"; "deep in enemy territory"; "deep in the woods"; "a deep space probe"
	5.	deep - extreme; "in deep trouble"; "deep happiness"
	6.	deep - having or denoting a low vocal or instrumental range; "a deep voice"; "a bass voice is lower than a baritone voice"; "a bass clarinet" Synonyms: bass
	7.	deep - strong; intense; "deep purple"; "a rich red" Synonyms: rich
	8.	deep - relatively thick from top to bottom; "deep carpets"; "deep snow"
	9.	deep - extending relatively far inward; "a deep border"
	10.	deep - (of darkness) very intense; "thick night"; "thick darkness"; "a face in deep shadow"; "deep night" Synonyms: thick
	11.	deep - large in quantity or size; "deep cuts in the budget"
	12.	deep - with head or back bent low; "a deep bow"
	13.	deep - of an obscure nature; "the new insurance policy is written without cryptic or mysterious terms"; "a deep dark secret"; "the inscrutible workings of Providence"; "in its mysterious past it encompasses all the dim origins of life"- Rachel Carson; "rituals totally mystifying to visitors from other lands" Synonyms: cryptic, cryptical, inscrutable, mysterious, mystifying
	14.	deep - difficult to penetrate; incomprehensible to one of ordinary understanding or knowledge; "the professor's lectures were so abstruse that students tended to avoid them"; "a deep metaphysical theory"; "some recondite problem in historiography" Synonyms: abstruse, recondite
	15.	deep - exhibiting great cunning usually with secrecy; "deep political machinations"; "a deep plot"
Adv.	1.	deep - to a great depth; "dived deeply"; "dug deep" Synonyms: deeply
	2.	deep - to an advanced time; "deep into the night"; "talked late into the evening" Synonyms: late
	3.	deep - to far into space; "penetrated deep into enemy territory"; "went deep into the woods";

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