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Synonyms

lengthen

American  
[lengk-thuhn, leng-, len-] / ˈlɛŋk θən, ˈlɛŋ-, ˈlɛn- /

verb (used with object)

  1. to make longer; make greater in length.

    Synonyms:
    elongate
    Antonyms:
    shorten

verb (used without object)

  1. to become greater in length; grow long or longer.

lengthen British  
/ ˈlɛŋθən, ˈlɛŋkθən /

verb

  1. to make or become longer

"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

Related Words

Lengthen, extend, stretch, prolong, protract agree in the idea of making longer. To lengthen is to make longer, either in a material or an immaterial sense: to lengthen a dress. To extend is to lengthen beyond some original point or so as to reach a certain point: to extend a railway line by a hundred miles. To stretch is primarily to lengthen by drawing or tension: to stretch a rubber band. Both prolong and protract mean especially to lengthen in time, and therefore apply to intangibles. To prolong is to continue beyond the desired, estimated, or allotted time: to prolong an interview. To protract is to draw out to undue length or to be slow in coming to a conclusion: to protract a discussion.

Other Word Forms

  • lengthener noun
  • outlengthen verb (used with object)
  • unlengthened adjective

Etymology

Origin of lengthen

First recorded in 1490–1500; length + -en 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Factory activity in New York state contracted in March as delivery times lengthened and supply availability worsened slightly.

From The Wall Street Journal

Celia lengthens her stride, so I do, too, and up we go, picking up our pace instead of slowing down.

From Literature

The sun was already as good as set, the last wisps of day sliding across the grassy courtyard we affectionally called the Mall to be replaced by the lengthening shadows of twilight.

From Literature

A recent Wall Street Journal report confirms the pricing pressure and lengthening sales cycle narrative.

From MarketWatch

The hole had been a source of controversy all week following the decision to lengthen it from 236 to 273 yards.

From Los Angeles Times