The American Heritage Dictionary of the English Language

The American Heritage Dictionary of the English Language ( AHD ) is a dictionary of the English language. Is published dictionary by U.S. publisher Houghton Mifflin in Boston.

In the dictionary, the pronunciation information is provided using a proprietary phonetic transcription. This is also referred to by the abbreviation AHD ( AHD Phonetics: ā, ă, ä, â; ē; ĕ; ī, i, ī, ō; ŏ; ô; ŭ o ͞ o o ͝ o).

Houghton Mifflin Harcourt Phonetic transcription#Types of notational systems
56021
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