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eosinophil

(ē′ō sin′ə fil′)

noun

Biol. any structure, cell, etc. readily stainable with eosin; esp., the granular white blood cells that increase greatly in number in certain allergic and parasitic diseases

also eosinophile

Origin: eosin + -o- + -phil

Related Forms:

eosinophilic adjective

See eosinophil in American Heritage Dictionary 4

noun

A type of white blood cell found in vertebrate blood, containing cytoplasmic granules that are easily stained by eosin or other acid dyes.
A microorganism, cell, or histological element easily stained by eosin or other acid dyes.

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