Search Result for "unshielded": 
Wordnet 3.0

ADJECTIVE (1)

1. (used especially of machinery) not protected by a shield; 



The Collaborative International Dictionary of English v.0.48:

Unshielded \Unshielded\
   See shielded.


WordNet (r) 3.0 (2006):

unshielded
    adj 1: (used especially of machinery) not protected by a shield