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deepen

[dee-puh n] /ˈdi pən/
verb (used with object), verb (used without object)
1.
to make or become deep or deeper:
Larger ships will be able to navigate the river after the main channel is deepened. The shadows deepened toward late afternoon.
2.
Meteorology. to decrease in atmospheric pressure:
a deepening cyclone.
Origin
1595-1605
1595-1605; deep + -en1
Related forms
deepener, noun
deepeningly, adverb
overdeepen, verb (used with object)
undeepened, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for deepen
  • It will deepen their understanding of their own problems, and the problems of those who are unlike them.
  • The pair also agreed to an effort to deepen mutual understanding of each other's language and culture.
  • Such liberation of access can only enrich and deepen the historical imagination-extending its nourishment to new audiences.
  • Tyranny was inherently distasteful, but worse than that, dictatorship could deepen the opposition and aid the communist cause.
  • Then there is always the possibility that the life will throw light on the books and deepen our understanding of them.
  • To deepen the wound, they had contrasting acting habits.
  • Or use a dark beer instead of the wine to deglaze the pot and deepen the flavor.
  • Until such testing is completed, it seems the intrigue and the accusations will only continue to deepen.
  • The state environment regulator is withholding permission to deepen it.
  • Were deflation to deepen, real interest rates would rise, further hampering economic activity.
British Dictionary definitions for deepen

deepen

/ˈdiːpən/
verb
1.
to make or become deep, deeper, or more intense
Derived Forms
deepener, noun
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 deepen
v.

c.1600, from deep (adj.) + -en (1). Related: Deepened; deepening. The earlier verb had been simply deep, from Old English diepan.

Online Etymology Dictionary, © 2010 Douglas Harper
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