- bottom
- I(New American Roget's College Thesaurus)n. base, foot, sole; foundation; buttocks. See support, lowness, rear. —v. fathom; run aground. See depth. Ant., top, surface.II(Roget's IV) n.1. [The lowest part]Syn. underside, nether portion, base, nadir, foot, pediment, depths, bed, floor, lowest part, deepest part, sole, ground, underpart.Ant. top*, peak, pinnacle.2. [The foundation]Syn. base, substructure, support; see foundation 2 .3. [The source]Syn. cause, basis, origin, root; see origin 2 , 3 .4. [*The buttocks]• at bottom,Syn. fundamentally, basically, actually; see essentially , really 1 .• be at the bottom of,Syn. originate, be the reason for, activate, be responsible for; see cause 2 .• bet one's bottom dollar*,III(Roget's 3 Superthesaurus) n.1. base foundation, bed, seat, footing, floor, ground, nadir.2. root basis, core, essence, gist, source, origin.3. rear buttocks, *fanny, butt, rump, seat, derriere, *tush, *buns, *stern.IV(Roget's Thesaurus II) I noun 1. A side or surface that is below or under: underneath, underside, undersurface. See OVER. 2. The lowest or supporting part or structure: base1, basis, bed, foot, footing, foundation, fundament, ground, groundwork, seat, substratum, underpinning (often used in plural). See OVER. 3. A very low level, position, or degree: low, rock bottom. See HIGH. 4. A point of origin from which ideas or influences, for example, originate: center, core, focus, heart, hub, quick, root1. See START. 5. Informal. The part of one's back on which one rests in sitting: buttock (used in plural), derriere, posterior, rump, seat. Informal: backside, behind, rear1. Slang: bun (used in plural), fanny, tush. Chiefly British: bum2. See OVER. II adjective Opposite to or farthest from the top: lowermost, lowest, nethermost, undermost. See OVER.
English dictionary for students. 2013.