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).
References in classic literature ?
I wonder if old Mombi knew they were in the bottom of the pepper-box.
Our friends held on to the sofas as long as they could, but when the Gump caught on a proJecting rock the Thing stopped suddenly -- bottom side up -- and all were immediately dumped out.
On seeing the cause of her alarm, both men crawled to Clayton's rescue, and between the three of them were able to subdue Wilson and hurl him to the bottom of the boat.
Monsieur Thuran spread his coat upon the bottom of the boat, and then from a handful of money he selected six franc pieces.
The Captain and his men had come to bury their companion in this general resting-place, at the bottom of this inaccessible ocean!
The grave was being dug slowly; the fish fled on all sides while their retreat was being thus disturbed; I heard the strokes of the pickaxe, which sparkled when it hit upon some flint lost at the bottom of the waters.
Not once had his eyes rested upon her since that moment at the river's brim his hand had closed upon the rope attached to the bow of her dugout and he had believed her safely in his power again, only to be thwarted an instant later as the girl snatched up a heavy express rifle from the bottom of the craft and levelled it full at his breast.
After Jane Clayton, with rifle levelled at the breast of Rokoff, had succeeded in holding him off until the dugout in which she had taken refuge had drifted out upon the bosom of the Ugambi beyond the man's reach, she had lost no time in paddling to the swiftest sweep of the channel, nor did she for long days and weary nights cease to hold her craft to the most rapidly moving part of the river, except when during the hottest hours of the day she had been wont to drift as the current would take her, lying prone in the bottom of the canoe, her face sheltered from the sun with a great palm leaf.
At the bottom of the immense cavity burrowed hundreds of small extinguished craters, riddling the soil like a colander, and overlooked by a peak
I'll never forget the moment I looked down and down, and the water seemed to grow clearer, and I saw her walking there at the bottom among the rocks, with him over her back, singing as she went, looking everywhere for George and the boys
Hereupon the captain and all the crew set to work, with iron rakes and great hooks and lines, fishing for gold and silver at the bottom of the sea.
This is that portion, also, where in the spring, the ice being warmed by the heat of the sun reflected from the bottom, and also transmitted through the earth, melts first and forms a narrow canal about the still frozen middle.