Search Result for "hydraulic system":
Wordnet 3.0

NOUN (1)

1. a mechanism operated by the resistance offered or the pressure transmitted when a liquid is forced through a small opening or tube; 



WordNet (r) 3.0 (2006):

hydraulic system
    n 1: a mechanism operated by the resistance offered or the
         pressure transmitted when a liquid is forced through a
         small opening or tube