[ in-ten-suh-fahy ]
See synonyms for: intensifyintensifiedintensifiesintensifying on

verb (used with object),in·ten·si·fied, in·ten·si·fy·ing.
  1. to make intense or more intense.

  2. to make more acute; strengthen or sharpen.

  1. Photography. to increase the density and contrast of (a negative) chemically.

verb (used without object),in·ten·si·fied, in·ten·si·fy·ing.
  1. to become intense or more intense.

Origin of intensify

First recorded in 1810–20; intense + -ify

synonym study For intensify

1, 2. See aggravate.

Other words for intensify

Opposites for intensify

Other words from intensify

  • in·ten·si·fi·ca·tion, noun
  • de-in·ten·si·fy, verb, de·-in·ten·si·fied, de·-in·ten·si·fy·ing.
  • o·ver·in·ten·si·fi·ca·tion, noun
  • o·ver·in·ten·si·fy, verb, o·ver·in·ten·si·fied, o·ver·in·ten·si·fy·ing.
  • self-in·ten·si·fied, adjective
  • self-in·ten·si·fy·ing, adjective
  • un·in·ten·si·fied, adjective

Words that may be confused with intensify Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use intensify in a sentence

British Dictionary definitions for intensify


/ (ɪnˈtɛnsɪˌfaɪ) /

verb-fies, -fying or -fied
  1. to make or become intense or more intense

  2. (tr) to increase the density of (a photographic film or plate)

Derived forms of intensify

  • intensification, 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