keyhole

1. n. A hole or apertupe in a door or lock, for receiving a key. Source: opted

2. n. A hole or excavation in beams intended to be joined together, to receive the key which fastens them. Source: opted

3. n. a mortise for a key or cotter. Source: opted

4. n. the hole where a key is inserted Source: wordnet

5. 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. -- Keyhole urchin (Zoöl.), 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

6. n:100 n. the hole where a key is inserted Source: ecdict

Thesaurus links

From the definitions

Explore more