plural of egg sac

plural of heart sac

plural of hernial sac

plural of lesser sac

Alternative spelling of culs-de-sac

The flexible membrane of skin possessed by most male frogs, used for amplification of the voice.

(baseball) A sacrifice fly, a fly out which allows a runner to advance a base.

plural of sac fly

(anatomy, ophthalmology) The upper dilated end of the nasolacrimal duct that is situated in a groove formed by the lacrimal bone and the frontal process of the maxilla and receives the lacrimal canaliculi.

Any fungus of the phylum Ascomycota, having non-motile spores in a sac