Standard Lemma guide

restrainer

noun · 4 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: /ɹɪˈstreɪnɚ/
  • Received-Pronunciation: /ɹɪˈstreɪnə/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -eɪnə(ɹ)

1

noun

Meaning 1

Something that restrains.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A chemical compound (such as potassium bromide), added to a developer to prevent fogging.

Definition source: English Wiktionary via Wiktextract

Topics: arts, hobbies, lifestyle, photography

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

a person who directs and restrains

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: controller

Antonyms: none provided

Broader terms: person, individual, someone, somebody, mortal, soul

Narrower terms: nazi, subduer, surmounter, overcomer, suppressor, suppresser, withholder

4

noun

Meaning 4

a chemical that is added to a photographic developer in order to retard development and reduce the amount of fog on a film

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: chemical, chemical substance

Narrower terms: potassium bromide

History

Etymology

From restrain + -er.