cavity
/ˈkæv.ɪt.i/ noun C1- A hollow area within the body.
- The female part of a mold: the depression itself or (metonymically) the half of the mold that contains it.
- A small or large hole in a tooth caused by caries; often also a soft area adjacent to the hole also affected by caries. · Jim got two cavities filled at the dentist's office yesterday.
Plural cavities
From the library
The abbé smiled, and, proceeding to the disused fireplace, raised, by the help of his chisel, a long stone, which had doubtless been the hearth, beneath which was a cavity of considerable depth, serving as a safe depository of the articles mentioned to Dantès.
In the centre of the room was a Roller and Blanchet “baby grand” piano in rosewood, but holding the potentialities of an orchestra in its narrow and sonorous cavity, and groaning beneath the weight of the chefs-d’œuvre of Beethoven, Weber, Mozart, Haydn, Grétry, and Porpora.
When scent molecules enter the nasal cavity, they stimulate specialized receptors that immediately transmit signals to the olfactory bulb.
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