Standard Lemma guide

demonstrator

noun · 10 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.

  • UK: /ˈdɛmənstɹeɪtə(ɹ)/
  • CMU ARPABET: D EH1 M AH0 N S T R EY2 T ER0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

One who demonstrates anything, or proves beyond doubt.

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

The forefinger.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

One who takes part in a demonstration; a protester.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

One who demonstrates products in a retail environment; a merchandiser.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

An item, particularly a vehicle, used in demonstrations to a customer or user.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

An assistant to a lecturer.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

One who teaches anatomy from the dissected parts.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

noun

Meaning 8

someone who participates in a public display of group feeling

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: protester

Antonyms: none provided

Broader terms: reformer, reformist, crusader, social reformer, meliorist

Narrower terms: counterdemonstrator, picket

9

noun

Meaning 9

someone who demonstrates an article to a prospective buyer

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: sales demonstrator

Antonyms: none provided

Broader terms: salesperson, sales representative, sales rep

10

noun

Meaning 10

a teacher or teacher's assistant who demonstrates the principles that are being taught

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: teacher, instructor

History

Etymology

Etymology tree Proto-Indo-European *de Proto-Indo-European *-h1 Proto-Indo-European *déh1 Proto-Italic *dē Latin dē Latin dē- Proto-Indo-European *men- Proto-Indo-European *-yeti Proto-Indo-European *-éyeti Proto-Indo-European *monéyeti Proto-Italic *man-eje- Proto-Italic *moneō Proto-Indo-European *-tḗr Proto-Indo-European *-trom Proto-Italic *-trom Proto-Italic *monestrom Latin mōnstrum Proto-Indo-European *-h2 Proto-Indo-European *-éh2 Proto-Indo-European *-yéti Proto-Indo-European *-eh2yéti Proto-Indo-European *-h2tiinflu. Proto-Italic *-ājō Proto-Italic *-āō Latin -ō Latin mōnstrō Latin dēmōnstrō Latin dēmōnstrātusbor. English demonstrate English -or English demonstrator From demonstrate + -or.

Across languages

Translations

35 source translations are retained for this English entry.

  • Spanish: demostrador — Translations
  • Spanish: demonstrador (disused) — Translations
  • Armenian: ցուցարար (cʻucʻarar) — a person involved in a demonstration
  • Chinese Mandarin: 示威者 (shìwēizhě) — a person involved in a demonstration
  • Chinese Mandarin: 抗議者 /抗议者 (kàngyìzhě) — a person involved in a demonstration
  • Czech: demonstrant — a person involved in a demonstration
  • Dutch: betoger — a person involved in a demonstration
  • Finnish: mielenosoittaja — a person involved in a demonstration
  • French: manifestant — a person involved in a demonstration
  • French: manifestante — a person involved in a demonstration
  • German: Demonstrant — a person involved in a demonstration
  • German: Demonstrantin — a person involved in a demonstration
  • German: Kundgebungsteilnehmer — a person involved in a demonstration
  • German: Kundgebungsteilnehmerin — a person involved in a demonstration
  • Greek: διαδηλωτής (diadilotís) — a person involved in a demonstration
  • Irish: agóideoir — a person involved in a demonstration
  • Japanese: 示威運動者 (jīundōsha) — a person involved in a demonstration
  • Japanese: 抗議者 (kōgisha) — a person involved in a demonstration
  • Latin: reclāmitātor — a person involved in a demonstration
  • Māori: kaiporotēhe — a person involved in a demonstration
  • Polish: demonstrant — a person involved in a demonstration
  • Polish: demonstrantka — a person involved in a demonstration
  • Portuguese: manifestante — a person involved in a demonstration
  • Russian: демонстра́нт (demonstránt) — a person involved in a demonstration
  • Russian: демонстра́нтка (demonstrántka) — a person involved in a demonstration
  • Russian: манифеста́нт (manifestánt) — a person involved in a demonstration
  • Russian: манифеста́нтка (manifestántka) — a person involved in a demonstration
  • Northern Sami: miellačájeheaddji — a person involved in a demonstration
  • Northern Sami: demonstránta — a person involved in a demonstration
  • Spanish: manifestante — a person involved in a demonstration
  • Swedish: demonstrant — a person involved in a demonstration
  • Ukrainian: демонстра́нт (demonstránt) — a person involved in a demonstration
  • Ukrainian: демонстра́нтка (demonstrántka) — a person involved in a demonstration
  • Ukrainian: маніфеста́нт (manifestánt) — a person involved in a demonstration
  • Ukrainian: маніфеста́нтка (manifestántka) — a person involved in a demonstration
Real reading context

demonstrator in complete knowledge articles