[ in-ten-suh-fahy-er ]
/ ɪnˈtɛn səˌfaɪ ər /
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a person or thing that intensifies.
Grammar. a word, especially an adverb, or other linguistic element that indicates, and usually increases, the degree of emphasis or force to be given to the element it modifies, as very or somewhat; intensive adverb.
a ram-operated device for increasing hydraulic pressure.



Call upon your favorite grammar inspirations to tackle this quiz on the differences and uses of "evoke" and "invoke."
Question 1 of 7
“Evoke” and “invoke” both derive from the same Latin root “vocāre.”

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Origin of intensifier

First recorded in 1825–35; intensify + -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use intensifier in a sentence

British Dictionary definitions for intensifier

/ (ɪnˈtɛnsɪˌfaɪə) /


a person or thing that intensifies
a word, esp an adjective or adverb, that has little semantic content of its own but that serves to intensify the meaning of the word or phrase that it modifies: awfully and up are intensifiers in the phrases awfully sorry and cluttered up
a substance, esp one containing silver or uranium, used to increase the density of a photographic film or plateCompare reducer (def. 1)
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