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supersensitize

transitive verb su·per·sensitize \ "+ \
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Definition of supersensitize

1 : hypersensitize
2 a : to increase the sensitizing effect of (a dye) by using with another dye or compound so that their combined effect is greater than the sum of their separate effects
b : to increase the speed of (an emulsion) by means of a chemical

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Origin and Etymology of supersensitize

supersensitive + -ize

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