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undulatory

[uhn-juh-luh-tawr-ee, -tohr-ee, uhn-dyuh-, -duh-] /ˈʌn dʒə ləˌtɔr i, -ˌtoʊr i, ˈʌn dyə-, -də-/
adjective
1.
Also, undular. moving in undulations.
2.
having the form or appearance of waves.
Also, undulative
[uhn-juh-ley-tiv, uhn-dyuh-, -duh-] /ˈʌn dʒəˌleɪ tɪv, ˈʌn dyə-, -də-/ (Show IPA)
.
Origin
1720-1730
1720-30; undulate + -ory1
Related forms
nonundulatory, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for undulatory
  • The large quartz grains show undulatory extinction often partially altered.
  • The basal contact is sharp, undulatory, and directly overlain by a thin gravel bed.
  • Where it is thin, the undulatory, uneven bedrock surface shows through.
  • Several of the largest sillimanite grains are gently kinked and show undulatory extinction.
British Dictionary definitions for undulatory

undulatory

/ˈʌndjʊlətərɪ; -trɪ/
adjective
1.
caused by or characterized by waves or undulations
2.
having a wavelike motion or form
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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