sensitize

[sen-si-tahyz]
verb (used with object), sensitized, sensitizing.
1.
to render sensitive.
2.
Photography. to render (a film or the like) sensitive to light or other forms of radiant energy.
3.
Immunology. to render sensitive to an antigenic substance.
verb (used without object), sensitized, sensitizing.
4.
to become sensitized.
Also, especially British, sensitise.


Origin:
1855–60; sensit(ive) + -ize

sensitizer, noun
antisensitizer, noun
antisensitizing, adjective
nonsensitized, adjective
nonsensitizing, adjective
oversensitize, verb, oversensitized, oversensitizing.
resensitize, verb (used with object), resensitized, resensitizing.
unsensitize, verb (used with object), unsensitized, unsensitizing.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
sensitize or sensitise (ˈsɛnsɪˌtaɪz)
 
vb
1.  to make or become sensitive
2.  (tr) to render (an individual) sensitive to a drug, allergen, etc
3.  (tr) photog to make (a material) sensitive to light or to other actinic radiation, esp to light of a particular colour, by coating it with a photographic emulsion often containing special chemicals, such as dyes
 
sensitise or sensitise
 
vb
 
sensiti'zation or sensitise
 
n
 
sensiti'sation or sensitise
 
n
 
'sensitizer or sensitise
 
n
 
'sensitiser or sensitise
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

sensitize sen·si·tize (sěn'sĭ-tīz')
v. sen·si·tized, sen·si·tiz·ing, sen·si·tiz·es
To make hypersensitive or reactive to an antigen, such as pollen, especially by repeated exposure.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
The laser and gel treatments sensitize them further, but the effect is temporary.
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