transcription, транскрипция: [ ˈsī-nəs ]
noun
Etymology: Middle English, from Medieval Latin, from Latin, curve, fold, hollow
Date: 15th century
: cavity , hollow : as
a. : a narrow elongated tract extending from a focus of suppuration and serving for the discharge of pus
b.
(1) : a cavity in the substance of a bone of the skull that usually communicates with the nostrils and contains air
(2) : a channel for venous blood
(3) : a dilatation in a bodily canal or vessel
c. : a cleft or indentation between adjoining lobes (as of a leaf or corolla)