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rat-tat
rata
ratable
ratables
ratafia
rataplan
ratatouille
ratchet
ratchet wheel
rate
rate cap
rate constant
rate differential
rate lock
rate of change
rate of exchange
rate of return
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ratchet wheel
ratch·et wheel (plural ratch·et wheels)


noun 
Definition:
 
toothed wheel in ratchet: a toothed wheel in a ratchet mechanism
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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