Cavity
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 11:14的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=cavity+etymology&newwindow=1&hl=en ref] mid 16th century: from French cavité or late Lat…”的新页面）
mid 16th century: from French cavité or late Latin cavitas, from Latin cavus ‘hollow’.
wiktionary
Mid 16th century borrowing from Middle French cavité or Late Latin cavitās, from cavus(“hollow, excavated, concave”) + -tās(“-ity”, nominal suffix).
etymonline
cavity (n.)
"a hollow place, empty space in the body," 1540s, from French cavité (13c.), from Late Latin cavitatem (nominative cavitas) "hollowness," from Latin cavus "hollow" (from PIE root *keue- "to swell," also "vault, hole").
