Search Result for "undemonstrative": 
Wordnet 3.0

ADJECTIVE (1)

1. not given to open expression of emotion; 



The Collaborative International Dictionary of English v.0.48:

Undemonstrative \Undemonstrative\
   See demonstrative.


WordNet (r) 3.0 (2006):

undemonstrative
    adj 1: not given to open expression of emotion [ant:
           demonstrative]