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Hamiltonian function
Hamite
Hamitic
Hamito-Semitic
hamlet
hammal
hammer
hammer and sickle
hammer away at
hammer blow
hammer dulcimer
hammer out
hammer throw
Hammerfest
hammerhead
hammerhead shark
hammerheaded
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hammer away at
hammer away at


transitive verb 
Definition:
 
work hard at: to work hard, determinedly, and steadily at something
hammering away at the new novel
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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