Meaning of MODULATOR in English

MODULATOR

ˈmäjəˌlād.ə(r), -ātə- noun

( -s )

Etymology: Latin, from modulatus (past participle of modulari to modulate) + -or

1. : one that modulates: as

a. : a device (as an electron tube) for modulating a carrier wave or signal for the transmission of intelligence (as in telegraphy, telephony, radio, television)

b. : light valve — called also light modulator

2. : any of the nerve fibers that carry impulses from single retinal cones and are believed to be responsible for the transmission of discrete sensations of color

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.