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Definition of modulator
modulator
/ˈmɑːdʒəleɪtər/
mod · u · la · tor
Plural:modulators
•Adjective:modulatory
modulator Lexical Profile
CEFR
C1
Grade
11
Tier
2
Usage
Rare
Syllables
4
modulator Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A person, substance, or agent that regulates, adjusts, or tempers a process, activity, or physiological response.
Example
"Researchers discovered a new chemical compound that acts as an effective modulator of the body's immune response."
2
An electronic device or circuit that varies the amplitude, frequency, or phase of a carrier wave or signal in accordance with an information-bearing signal.
Example
"The broadcast engineer replaced the faulty modulator in the radio transmitter to restore clear audio transmission."
Synonyms
View all synonyms for modulator Antonyms
View all antonyms for modulator• Rhymes for modulator
Word Origin & Etymology
Borrowed in the late 16th century from Latin modulator ('one who regulates or measures rhythm'), an agent noun from modulari ('to measure, regulate, or play an instrument'), derived from modulus ('small measure').
Cite this Entry
Wordmom. (2026). Definition of Modulator. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/modulator