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Origin and history of vas

vas(n.)

in anatomy, "a tube, duct, or conduit for conveying blood, lymph, semen, etc.," Latin, literally "vessel," a word of unknown etymology. Vas deferens (plural vasa defferentia) is from 1570s.

Entries linking to vas

"escape of fluid into the tissues after a rupture," 1670s, from Latin extra "outside" (see extra-) + form derived from vas "vessel" (see vas (n.)). Related: Extravasate (1660s).

operation to render a male infertile, 1896, from Modern Latin vas (deferens) + -ectomy "a cutting, surgical removal." Related: Vasectomized.

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