adj · 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.
Received-Pronunciation:/ˈɛəzæts/
/ˈɜːsæts/
US:/ˈɛəɹsɑts/
/ˈɛəɹzɑts/
/ɛəɹˈsɑːts/
/ɛəɹˈzɑːts/
/ˈɝsæts/
US:Recorded audio is listed in the source snapshot.
rhymes with (US) -ɑːts
CMU ARPABET:EH1 R S AA2 T S
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
CMU ARPABET 2:EH1 R Z AA2 T S
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
adj
Meaning 1
An inauthentic or inadequate substitute or imitation.
Definition source: English Wiktionary via Wiktextract
Something made in imitation; an effigy or substitute.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: imitation, knock off
Antonyms: none provided
3
adjective satellite
Meaning 3
artificial and inferior
Definition source: Princeton WordNet 3.0
Examples
ersatz coffee
substitute coffee
Meaning relationships
Synonyms: substitute
Antonyms: none provided
4
noun
Meaning 4
an artificial or inferior substitute or imitation
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: substitute, replacement
History
Etymology
Etymology tree Proto-Indo-European *ud-s-? Proto-Indo-European *h2u-s-? Proto-Germanic *uz- Proto-West Germanic *uʀ- Proto-Indo-European *sed- Proto-Indo-European *-yeti Proto-Indo-European *-éyeti Proto-Indo-European *sodéyeti Proto-Germanic *satjaną Proto-West Germanic *sattjan Proto-West Germanic *uʀsattjan Old High German irsezzen Middle High German ersetzen German ersetzenbf. German Ersatzbor. English ersatz Borrowed from German Ersatz (“replacement, substitute”), a back-formation from ersetzen (“to replace, to substitute”).
Across languages
Translations
27 source translations are retained for this English entry.