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KEYHOLE
keyhole
(noun) the hole where a key is inserted
Source: WordNet® 3.1
Etymology
Noun
keyhole (plural keyholes)
The hole in a lock where the key is inserted and turns.
Any small opening resembling the hole for a key in shape or function.
A circle cut out of a garment as a decorative effect, typically at the front or back neckline of a dress.
(carpentry) A hole or excavation in beams intended to be joined together, to receive the key that fastens them.
(engineering) A mortise for a key or cotter.
(lasers) A transient column of vapor or plasma formed when using high energy beams, such as lasers, for welding or cutting.
(metallurgy) A welding method in which a hole forms in the surface immediately ahead of the puddle in the direction of welding. The hole is filled as the weld progresses.
(basketball) The free-throw lane together with the circle surrounding the free-throw line; key.
(astronomy) A gravitational keyhole.
Verb
keyhole (third-person singular simple present keyholes, present participle keyholing, simple past and past participle keyholed)
(ordnance) To strike a target after wobbling in flight so that the long axis of the bullet does not follow the line of flight; typically due to insufficient spin resulting from the rifling in the barrel.
Source: Wiktionary
Key"hole`, n.
1. A hole or apertupe in a door or lock, for receiving a key.
2. (a) (Carp.) A hole or excavation in beams intended to be joined together, to receive the key which fastens them. (b) (Mach.) a mortise for a key or cotter. Keyhole limpet (Zoöl.), a marine gastropod of the genus Fissurella and allied genera. See Fissurella.
– Keyhole saw, a narrow, slender saw, used in cutting keyholes, etc., as in doors; a kind of compass saw or fret saw.
РKeyhole urchin (Zo̦l.), any one of numerous clypeastroid sea urchins, of the genera Melitta, Rotula, and Encope; -- so called because they have one or more perforations resembling keyholes.
Source: Webster’s Unabridged Dictionary 1913 Edition
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Word of the Day
18 April 2025
GROIN
(noun) the crease at the junction of the inner part of the thigh with the trunk together with the adjacent region and often including the external genitals
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