[ gil ]
/ gɪl /
one of the threadlike processes forming the respiratory surface of a gill.
Origin of gill filament
First recorded in 1840–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for gill filament
Gill-filament ventrally directed and reflected, connected by ciliated junctions.