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[tee-th ing] /ˈti ðɪŋ/
noun, Dentistry.
eruption of the deciduous teeth, especially the phenomena associated with their eruption.
Origin of teething
1725-35; teethe + -ing1


[teeth] /tið/
verb (used without object), teethed, teething.
to grow teeth; cut one's teeth.
1375-1425; late Middle English tethen, derivative of teth teeth Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for teething
Contemporary Examples
Historical Examples
  • He sang this during the worst of the teething period, and, later, when the junior partner wrestled with the whooping cough.

    The Depot Master Joseph C. Lincoln
  • Baby lost his hold on the teething ring, and fell on his back.

    Sorry: Wrong Dimension Ross Rocklynne
  • Consult a physician at once, as such seizures probably spring from causes other than teething.

    The Mother and Her Child William S. Sadler
  • If the child be teething, and the gums be found to be red and swollen, they should be lanced.

    The Physical Life of Woman: Dr. George H Napheys
  • Of the spiritual deaths, as of the physical, more than half take place in the period of teething.

    Bits About Home Matters Helen Hunt Jackson
  • teething, colic, or any pain will result in disturbed sleep.

  • Philip had been quick and ready on that occasion, had said the child was teething, and wrung corroboration from the father.

    The Angel of Pain E. F. Benson
British Dictionary definitions for teething


(intransitive) to cut one's baby (deciduous) teeth
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
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Word Origin and History for teething

1724, verbal noun from teethe (v.).



early 15c., probably from an unrecorded Old English verb *teþan, from toþ (see tooth). Related: Teethed; teething.

Online Etymology Dictionary, © 2010 Douglas Harper
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teething in Medicine

teething teeth·ing (tē'ðĭng)
The eruption or cutting of the teeth.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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