modulator: meaning, definition, pronunciation and examples

Low
UK/ˈmɒdʒ.ə.leɪ.tə/US/ˈmɑː.dʒə.leɪ.t̬ɚ/

Formal, Technical

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Quick answer

What does “modulator” mean?

A device or component that modulates a signal or process.

Audio

Pronunciation

Definition

Meaning and Definition

A device or component that modulates a signal or process.

Something or someone that regulates, adjusts, or varies the characteristics of another system, signal, or situation. In a figurative sense, it can refer to a person or factor that influences the intensity or quality of an interaction or outcome.

Dialectal Variation

British vs American Usage

Differences

No significant lexical differences. Pronunciations may vary (see IPA).

Connotations

Neutral technical term in both varieties.

Frequency

Equally low-frequency in both varieties, confined to technical fields.

Grammar

How to Use “modulator” in a Sentence

[modulator] of [noun phrase] (e.g., modulator of immune response)[adjective] + [modulator] (e.g., electronic modulator)

Vocabulary

Collocations

strong
frequency modulatorphase modulatoroptical modulator
medium
protein modulatorimmune modulatorallosteric modulatorlight modulator
weak
modulator ofmodulator forkey modulator

Examples

Examples of “modulator” in a Sentence

verb

British English

  • The system modulates the carrier wave.

American English

  • The chip modulates the incoming signal.

adjective

British English

  • The modulating signal was unstable.
  • She studied modulator protein functions.

American English

  • The modulating circuit is integrated.
  • We need a modulator chip.

Usage

Meaning in Context

Business

Not used in general business; highly specific to telecommunications or hardware businesses.

Academic

Common in engineering, physics, telecommunications, and molecular biology papers.

Everyday

Virtually never used in everyday conversation.

Technical

Core term in electronics (RF modulator), signal processing, and pharmacology (GABA modulator).

Vocabulary

Synonyms of “modulator”

Strong

modifying devicesignal converter

Vocabulary

Antonyms of “modulator”

demodulatorcarrier signalconstant source

Watch out

Common Mistakes When Using “modulator”

  • Misspelling as 'moderator'.
  • Using it as a verb (e.g., 'He modulators the signal' is incorrect; use 'modulates').

FAQ

Frequently Asked Questions

Its main function is to vary one or more properties (like amplitude, frequency, or phase) of a carrier signal in proportion to a separate input signal, enabling the transmission of information.

No, it is a low-frequency, specialised term used primarily in technical fields such as engineering, physics, and biology.

Very rarely. In highly specialised figurative language, one might refer to a 'modulator of debate,' but this is exceptionally uncommon. It is almost exclusively a term for a device or biochemical agent.

In electronics, the direct counterpart is a 'demodulator' (or detector), which extracts the original information-bearing signal from the modulated carrier wave.

A device or component that modulates a signal or process.

Modulator is usually formal, technical in register.

Modulator: in British English it is pronounced /ˈmɒdʒ.ə.leɪ.tə/, and in American English it is pronounced /ˈmɑː.dʒə.leɪ.t̬ɚ/. Tap the audio buttons above to hear it.

Learning

Memory Aids

Mnemonic

Think of a MODUlator like a DJ with a MIXER: it MODUlates (changes/mixes) the music signal for the radio.

Conceptual Metaphor

A MODULATOR IS A TRANSLATOR (it translates a base signal into a form suitable for transmission).

Practice

Quiz

Fill in the gap
In a radio transmitter, the combines the audio signal with the radio frequency carrier wave.
Multiple Choice

In which field is the term 'modulator' LEAST likely to be used?

Practise

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