The American Heritage® Dictionary of the English Language, 4th Edition
n. A specialist in orthoepy, especially one of a number of 16th- and 17th-century scholars who proposed reforms of English spelling so that it would more systematically reflect pronunciation.
n. someone who studies the way words are pronounced
the GNU version of the Collaborative International Dictionary of English
n. One who is skilled in orthoëpy.
The Century Dictionary and Cyclopedia
n. One who is skilled in orthoëpy; one who writes on orthoëpy.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a practitioner of orthoepy (especially one of the 17th or 18th century scholars who proposed to reform English spelling so it would reflect pronunciation more closely)