D defs.my
Entry 1 sense Webster, 1913

cortina

/(kôr*tī"nȧ [or] kôr*tē"nȧ)/ · cor·ti·na · IPA /kərtˈiːnə/
01 n. a cobwebby remnant of the partial veil which in some mature mushrooms hang from the edges of the cap.
pl. cortinae ((kôr*tē"nē))
  1. 1.
    a cobwebby remnant of the partial veil which in some mature mushrooms hang from the edges of the cap.(Biology)