Standard Lemma guide

operating

adj · noun · verb · 5 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • General-American: /ˈɑpəɹeɪtɪŋ/
  • Received-Pronunciation: /ˈɒpəɹeɪtɪŋ/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: AA1 P ER0 EY2 T IH0 NG Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
  • CMU ARPABET 2: AO1 P ER0 EY2 T IH0 NG Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

In operation; that operates.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Examples

  • Don't touch the operating machinery.

Meaning relationships

Synonyms: none provided

Antonyms: non-operating, nonoperating

2

adj

Meaning 2

Involved in an operation.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Examples

  • The team arbitrarily chose that one operating frame of reference which we all use today.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

Synonym of operation (in the uncountable sense).

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Examples

  • Sure, academic medicine is fascinating — but operating is the reason I became a surgeon.
  • Operating on conscious patients involves some additional considerations.

Meaning relationships

Synonyms: operation

Antonyms: none provided

4

verb

Meaning 4

present participle and gerund of operate

Definition source: English Wiktionary via Wiktextract

Usage: form-of, gerund, participle, present

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

adjective

Meaning 5

involved in a kind of operation

Definition source: Princeton WordNet 3.0

Examples

  • the operating conditions of the oxidation pond

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.

Real reading context

operating in complete knowledge articles