noun · 3 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.
/ˈɛθɪsɪst/
Southern-England:Recorded audio is listed in the source snapshot.
CMU ARPABET:EH1 TH IH0 S IH0 S T
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
A person, especially a philosopher, who studies ethics (principles governing right and wrong conduct).
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 person who advocates a particular set of principles governing right and wrong conduct.
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
a philosopher who specializes in ethics
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: ethician
Antonyms: none provided
Broader terms: philosopher
History
Etymology
From ethics + -ist, changing /ks/ to /θ/ for ease of pronunciation and dropping the -s.
Across languages
Translations
7 source translations are retained for this English entry.
Chinese Mandarin:
倫理學者 /伦理学者
(lúnlǐ xuézhě)
— person who studies principles governing right and wrong conduct
Czech:
etik
— person who studies principles governing right and wrong conduct
French:
éthicien
— person who studies principles governing right and wrong conduct
German:
Ethiker
— person who studies principles governing right and wrong conduct
Irish:
eiticí
— person who studies principles governing right and wrong conduct
Polish:
etyk
— person who studies principles governing right and wrong conduct
Swedish:
etiker
— person who studies principles governing right and wrong conduct