strengthen

[strengk-thuhn, streng-, stren-]
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:
1250–1300; Middle English strengthnen. See strength, -en1

strengthener, noun
strengtheningly, adverb
overstrengthen, verb
prestrengthen, verb (used with object)
restrengthen, verb
unstrengthened, adjective
unstrengthening, adjective


1. buttress, reinforce, fortify, support.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
strengthen (ˈstrɛŋθən)
 
vb
to make or become stronger
 
'strengthener
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Example sentences for strengthens
This, in turn, strengthens the coequality of authority and responsibility.
It is called confirmation because it confirms and strengthens baptismal grace.
It strengthens blood vessels and plays a role in tissue development.
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