ETYM Latin cavus hollow: cf. French cavité.
In dentistry, decay (caries) of tooth enamel by the acids produced by mouth bacteria. Continuing decay undermines the inner tooth and attacks the nerve, causing toothache. Measures can be taken to save teeth by cleaning out the decay (drilling) and filling the tooth with a plastic substance such as silver amalgam or covering the cavity with an inlay or crown.
Soft decayed area in a tooth; progressive decay can lead to the death of a tooth; SYN. caries, dental caries, tooth decay.
1. A hollow space; SYN. enclosed space, depression, cave, hole.
2. (Anatomy) A natural hollow or sinus within the body; SYN. bodily cavity, cavum. + prikaži više

Small orifice.

ETYM Old Eng. hol, hole, AS. hol, hole, cavern, from hol, hollow.
(Homonym: whole).
1. A depression hollowed out of solid matter; SYN. hollow.
2. A fault.
3. An opening deliberately made in or through something.
4. An opening into or through something.
5. An unoccupied space.
6. One unit of play from tee to green on a golf course. + prikaži više

A hole (usually with a flush cover) through which a person can gain access to an underground structure.

1. An open or empty space in or between things; SYN. gap.
2. A vacant or unobstructed space
3. A ceremony accompanying the start of some enterprise.
4. Opportunity especially for employment or promotion
5. The act of opening something
6. The first performance (as of a theatrical production); SYN. opening night, curtain raising.
7. The initial part of the introduction
8. Becoming open or being made open + prikaži više

A hole (in a door or an oven etc) through which one can peep; SYN. spyhole.

A small hole made by a pin.

ETYM Old Eng. pit, put, as. pytt a pit, hole, Latin puteus a well, pit.
1. A concavity in a surface (especially an anatomical depression); SYN. fossa.
2. A sizeable hole (usually in the ground); SYN. cavity.
3. A trap in the form of a concealed hole; SYN. pitfall.
4. An open-surface excavation for extracting stone or slate; SYN. quarry, stone pit.
5. The stone-like seed at the core of certain fruits. + prikaži više

Small hollow in the rock bed of a river. Potholes are formed by the erosive action of rocky material carried by the river (corrasion), and are commonly found along the river's upper course, where it tends to flow directly over solid bedrock.A pit or hole produced by wear or weathering (especially in a road surface); SYN. chuckhole.

ETYM Old Eng. soket, a dim. through Old Fren. from Latin soccus. Related to Sock a covering for the foot.
1. A bony hollow into which a structure fits.
2. Where something (a pipe or probe or end of a bone) is inserted.