01 n. Hollowness.
pl.
Cavities ((#))
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1.
Hollowness.[Obs.]“The cavity or hollowness of the place.” — Goodwin.
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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.
Phrases & compounds
Body cavity —
the cœlum. See under Body.