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strengthen

[strengk-thuh n, streng-, stren-] /ˈstrɛŋk θən, ˈstrɛŋ-, ˈstrɛn-/
verb (used with object)
1.
to make stronger; give strength to.
2.
Phonetics. to change (a speech sound) to an articulation requiring more effort, as from fricative to stop or nongeminate to geminate.
verb (used without object)
3.
to gain strength; grow stronger.
Origin of strengthen
1250-1300
1250-1300; Middle English strengthnen. See strength, -en1
Related forms
strengthener, noun
strengtheningly, adverb
overstrengthen, verb
prestrengthen, verb (used with object)
restrengthen, verb
unstrengthened, adjective
unstrengthening, adjective
Synonyms
1. buttress, reinforce, fortify, support.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for strengthening
Contemporary Examples
Historical Examples
  • One main idea in each picture, and everything subordinated to lend itself to the strengthening of that.

    The Painter in Oil Daniel Burleigh Parkhurst
  • All the rest of the party were engaged with all their might in increasing and strengthening the raft.

    The Three Midshipmen W.H.G. Kingston
  • On this, the Company's servants began the task of strengthening their frail defences.

    The Great Company Beckles Willson
  • And in comforting her, Lois was comforted; in strengthening her, Lois was strengthened.

    Curious, if True Elizabeth Gaskell
  • He must try to make his soul control his body, strengthening it with intellectual and spiritual food for the world to come.

British Dictionary definitions for strengthening

strengthen

/ˈstrɛŋθən/
verb
1.
to make or become stronger
Derived Forms
strengthener, 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 strengthening

strengthen

v.

c.1300, from strength + -en (1). Related: Strengthened; strengthening.

Online Etymology Dictionary, © 2010 Douglas Harper
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18
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