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: seaside sparrow to second banana.
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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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sebaceous gland (in anatomy)
sebi- (prefix)
secant (in mathematics, geometry)
Secchi depth (measure of the cloudiness)
secession (in art)
Seckel pear (variety of pear)
Seconal (trademark for the drug secobarbital)
second (unit)