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Dictionary

The American Heritage Dictionary of the English Language, 4th edition, published by Houghton Mifflin Company
The American Heritage Dictionary provides clear and precise definitions along with an authoritative guide to usage. You can also check a word's spelling, syllabification and etymology, and hear an audio pronunciation.
On this page: validate to vanadium.
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Title Index: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0-9
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valine (in biology, chemistry)
Valium (trademark)
Valkyrie (Odin's handmaidens)
Valsalva maneuver (Expiratory effort when the mouth)
value (in economics)
value-added tax (in economics)
valve (mechanical device)
vampire (character)
vampire bat (mammal)
Van Allen belt (zones of high-intensity particulate radiation)
Van de Graaff generator (electrostatic generator)
van der Waals equation (equation of state)
van der Waals force (attractive force)
vanadium (metal, element)