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See more synonyms for dotage on Thesaurus.com
  1. a decline of mental faculties, especially as associated with old age; senility.
  2. excessive fondness; foolish affection.
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Origin of dotage

Middle English word dating back to 1300–50; see origin at dote, -age
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for dotage


  1. feebleness of mind, esp as a result of old age
  2. foolish infatuation
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Word Origin

C14: from dote + -age
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for dotage


"the state of one who dotes," c.1300; see dote + -age. Originally of all sorts of mental impairment, not just that resulting from old age. First recorded late 14c. for "senility."

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Online Etymology Dictionary, © 2010 Douglas Harper

dotage in Medicine


  1. The loss of previously intact mental powers; senility.anility
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.