accentuator

[ ak-sen-choo-ey-ter ]
/ ækˈsɛn tʃuˌeɪ tər /

noun

Electronics. a circuit or network inserted to provide less loss or greater gain to certain frequencies in an audio spectrum, as a preemphasis spectrum.
a person or thing that accentuates.

Origin of accentuator

First recorded in 1875–80; accentuate + -or2

Medical definitions for accentuator

accentuator
[ ăk-sĕnchōō-ā′tər ]

n.

A substance, such as aniline, that allows an otherwise impossible combination between a histologic element and a stain.