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sensitize

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Sensitize
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sen⋅si⋅tize

  [sen-si-tahyz] verb, -tized, -tiz⋅ing.
Use sensitize in a Sentence
–verb (used with object)
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)
4. to become sensitized.
Also, especially British, sen⋅si⋅tise.

Origin:
1855–60; sensit(ive) + -ize

Related forms:
sen⋅si⋅tiz⋅er, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Sensitize
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sen·si·tize   (sěn'sĭ-tīz')   
v.   sen·si·tized, sen·si·tiz·ing, sen·si·tiz·es

v.   tr.

  1. To make sensitive: "The polarity principle . . . sensitizes the observer to the coexistence of seemingly contradictory phenomena" (Heinz Eulau).

  2. To make (a film or plate) sensitive to light, especially to light of a specific wavelength.

  3. To make hypersensitive or reactive to an antigen, such as pollen, especially by a second or repeated exposure.

v.   intr.
To become sensitive or hypersensitive.

[sensit(ive) + -ize.]
sen'si·ti·za'tion (-tĭ-zā'shən) n., sen'si·tiz'er n.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: sen·si·tize
Variant: also British sen·si·tise /'sen(t)-s&-"tIz/
Function: transitive verb
InflectedForms: -tized also British -tised; -tiz·ing also British -tis·ing
: to make sensitive or hypersensitive sensitized to the drug>
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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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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