theca: Meaning and Definition of


Pronunciation: (thē'ku), [key]
— pl. -cae
  1. a case or receptacle.
    1. a sac, cell, or capsule.
    2. a sporangium.
  2. a case or sheath enclosing an organ, structure, etc., as the horny covering of an insect pupa.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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