Pronunciation: (kôr-tī'nu, -tē'nu), [key]
—pl. -ti•naePronunciation: (-tī'nē, -tē'nī). [key] Mycol.
a weblike, often evanescent veil covering the gills or hanging from the cap edge of certain mushrooms, particularly those of genus Cortinarius, and sometimes persisting as a ring or remnant of fibrils around the mushroom stalk.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.