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1. One whose conduct, thought, or rhetoric is governed by emotion rather than reason, often as a matter of policy.
2. An excessively emotional person.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
e•mo•tion•al•ist(ɪˈmoʊ ʃə nl ɪst)
1. a person easily affected by emotion.
2. a person whose conduct or policies are based on feelings rather than reason.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.