strengthen

[strengk-thuhn, streng-, stren-]

verb (used with object)

to make stronger; give strength to.
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)

to gain strength; grow stronger.

Origin of strengthen

First recorded in 1250–1300, strengthen is from the Middle English word strengthnen. See strength, -en1
Related formsstrength·en·er, nounstrength·en·ing·ly, adverbo·ver·strength·en, verbpre·strength·en, verb (used with object)re·strength·en, verbun·strength·ened, adjectiveun·strength·en·ing, adjective

Synonyms for strengthen

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


Examples from the Web for strengthened

Contemporary Examples of strengthened

Historical Examples of strengthened


British Dictionary definitions for strengthened

strengthen

verb

to make or become stronger
Derived Formsstrengthener, 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

Word Origin and History for strengthened

strengthen

v.

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

Online Etymology Dictionary, © 2010 Douglas Harper