Source : Webster's Revised Unabridged Dictionary (1913)

Cribriform \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.