Search Result for "propeller": 
Wordnet 3.0

NOUN (1)

1. a mechanical device that rotates to push against air or water;
[syn: propeller, propellor]


The Collaborative International Dictionary of English v.0.48:

Propeller \Pro*pel"ler\, n. [1913 Webster] 1. One who, or that which, propels. [1913 Webster] 2. A contrivance for propelling a steam vessel, usually consisting of a screw placed in the stern under water, and made to revolve by an engine; a propeller wheel. [1913 Webster] 3. A steamboat thus propelled; a screw steamer. [1913 Webster] Propeller wheel,the screw, usually having two or more blades, used in propelling a vessel. [1913 Webster]
WordNet (r) 3.0 (2006):

propeller n 1: a mechanical device that rotates to push against air or water [syn: propeller, propellor]