Meaning of semirigid

sem•i•rig•id

Pronunciation: (sem"ē-rij'id, sem"ī-), [key]
— adj.
  1. not fully rigid; partly rigid.
  2. noting or pertaining to a type of airship whose shape is maintained by means of a rigid keellike structure and by internal gas pressure.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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