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hetaira
heter-
hetero
hetero-
heteroatom
heterocercal
heterochromatic
heterochromatin
heterochromosome
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heterogeneous catalyst
heterogeneous catalyst


noun 
Definition:
 
chemistry 
Same as  contact catalyst
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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