CAVITY

cavity. Cavity, n. hollowness, a hollow place, a cavern

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Cav″i‐ty (?), n.; pl. Cavities (#). [[L. cavus hollow: cf. F. cavité.]] 1. 1. Hollowness.
The cavity or hollowness of the place. Goodwin. 2. 2. A hollow place; a hollow; as, the abdominal cavity.
An instrument with a small cavity, like a small spoon. Arbuthnot. Abnormal spaces or excavations are frequently formed in the lungs, which are designated cavities or vomicæ. Quain. Body cavity, the cœlum. See under Body.