bottom

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bottom

1. Nautical touch bottom to run aground
2. Nautical the parts of a vessel's hull that are under water
3. (in literary or commercial contexts) a boat or ship
4. Billiards Snooker a strike in the centre of the cue ball
5. a dry valley or hollow
6. US and Canadian the low land bordering a river

bottom

[′bäd·əm]
(computer science)
The termination of a file.
(geology)
The bed of a body of running or still water.
(particle physics)
The new quantum number associated with the bottom quark. Also known as beauty.

Bottom

under spell, grows ass’s head. [Br. Lit.: A Midsummer Night’s Dream]

bottom

(theory)
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).