Search Result for "semirigid": 
Wordnet 3.0

ADJECTIVE (2)

1. having a form maintained by a rigid internal structure as well as by internal gas pressure;

2. not fully rigid; 



WordNet (r) 3.0 (2006):

semirigid
    adj 1: having a form maintained by a rigid internal structure as
           well as by internal gas pressure
    2: not fully rigid