\Crib"ri*form\ (kr?b"r?f?rm), a. [L. cribrum sieve +
-form: cf. F. cribriforme.]
Resembling, or having the form of, a sieve; pierced with
holes; as, the cribriform plate of the ethmoid bone; a
cribriform compress.

{Cribriform cells} (Bot.), those which have here and there
   oblique or transverse sieve plates, or places perforated
   with many holes.