Bottom

n.	1.	The lowest part of anything; the foot; as, the bottom of a tree or well; the bottom of a hill, a lane, or a page. Or dive into the bottom of the deep. - Shak.
	2.	The part of anything which is beneath the contents and supports them, as the part of a chair on which a person sits, the circular base or lower head of a cask or tub, or the plank floor of a ship's hold; the under surface. Barrels with the bottom knocked out. - Macaulay. No two chairs were alike; such high backs and low backs and leather bottoms and worsted bottoms. - W. Irving.
	3.	That upon which anything rests or is founded, in a literal or a figurative sense; foundation; groundwork.
	4.	The bed of a body of water, as of a river, lake, sea.
	5.	The fundament; the buttocks.
	6.	An abyss.
	7.	Low land formed by alluvial deposits along a river; low-lying ground; a dale; a valley.
	8.	(Naut.) The part of a ship which is ordinarily under water; hence, the vessel itself; a ship. My ventures are not in one bottom trusted. - Shak. Not to sell the teas, but to return them to London in the same bottoms in which they were shipped. - Bancroft. Full bottom a hull of such shape as permits carrying a large amount of merchandise.
	9.	Power of endurance; as, a horse of a good bottom.
	10.	Dregs or grounds; lees; sediment. At bottom at the foundation or basis; in reality. To be at the bottom of to be the cause or originator of; to be the source of. - J. F. Cooper. He was at the bottom of many excellent counsels. - Addison.
a.	1.	Of or pertaining to the bottom; fundamental; lowest; under; as, bottom rock; the bottom board of a wagon box; bottom prices. Bottom glade a low glade or open place; a valley; a dale. - Milton. Bottom grass grass growing on bottom lands. Bottom land See 1st Bottom, n., 7.
v. t.	1.	To found or build upon; to fix upon as a support; - followed by on or upon. Action is supposed to be bottomed upon principle. - Atterbury. Those false and deceiving grounds upon which many bottom their eternal state]. - South.
	2.	To furnish with a bottom; as, to bottom a chair.
	3.	To reach or get to the bottom of.
v. i.	1.	To rest, as upon an ultimate support; to be based or grounded; - usually with on or upon. Find on what foundation any proposition bottoms. - Locke.
	2.	To reach or impinge against the bottom, so as to impede free action, as when the point of a cog strikes the bottom of a space between two other cogs, or a piston the end of a cylinder.
n.	1.	A ball or skein of thread; a cocoon. Silkworms finish their bottoms in . . . fifteen days. - Mortimer.
v. t.	1.	To wind round something, as in making a ball of thread. As you unwind her love from him, Lest it should ravel and be good to none, You must provide to bottom it on me. - Shak.

Noun	1.	bottom - the lower side of anything Synonyms: underside, undersurface
	2.	bottom - the lowest part of anything; "they started at the bottom of the hill"
	3.	bottom - the fleshy part of the human body that you sit on; "he deserves a good kick in the butt"; "are you going to sit on your fanny and do nothing?" Synonyms: arse, ass, behind, buns, buttocks, hind end, hindquarters, keister, nates, posterior, prat, derriere, fanny, rear end, tooshie, tush, seat, fundament, backside, butt, rump, stern, tail end, tail, rear, can, bum
	4.	bottom - the second half of an inning; while the home team is at bat Synonyms: bottom of the inning Antonyms: top of the inning, top - the first half of an inning; while the visiting team is at bat; "a relief pitcher took over in the top of the fifth"
	5.	bottom - a depression forming the ground under a body of water; "he searched for treasure on the ocean bed" Synonyms: bed
	6.	bottom - low-lying alluvial land near a river Synonyms: bottomland
	7.	bottom - a cargo ship; "they did much of their overseas trade in foreign bottoms" Synonyms: freighter, merchant ship, merchantman
Verb	1.	bottom - provide with a bottom or a seat; "bottom the chairs"
	2.	bottom - strike the ground, as with a ship's bottom
	3.	bottom - come to understand Synonyms: fathom, penetrate
Adj.	1.	bottom - situated at the bottom or lowest position; "the bottom drawer" Antonyms: side - located on a side; "side fences"; "the side porch" top - situated at the top or highest position; "the top shelf"
	2.	bottom - at the bottom; lowest or last; "the bottom price" Synonyms: lowest
	3.	bottom - the lowest rank; "bottom member of the class" Synonyms: poorest

(theory)

bottom - The least defined element in a given domain. Often used to represent a non-terminating computation. (In LaTeX, bottom is written as \perp, sometimes with the domain as a subscript).

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