adj · adv · 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
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Received-Pronunciation:/ˌs(j)uː.aɪ ˈd͡ʒɛn.ə.ɹɪs/
Received-Pronunciation:/ˌsuː.i ˈɡɛn.ə.ɹɪs/
Received-Pronunciation:/ˌsuː.i ˈd͡ʒɛn.ə.ɹɪs/
US:Recorded audio is listed in the source snapshot.
1
adj
Meaning 1
In a class of its own; one of a kind.
Definition source: English Wiktionary via Wiktextract
Usage: not-comparable
Topics: law
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: one of a kind, unique, original
Antonyms: none provided
2
adv
Meaning 2
By itself; of its own.
Definition source: English Wiktionary via Wiktextract
Usage: not-comparable, rare
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: per se
Antonyms: none provided
3
noun
Meaning 3
Something of its own kind; a thing apart.
Definition source: English Wiktionary via Wiktextract
Topics: law
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
adjective satellite
Meaning 4
constituting a class of its own; unique
Definition source: Princeton WordNet 3.0
Examples
a history book sui generis
sui generis works like Mary Chestnut's Civil War diary
Meaning relationships
Synonyms: none provided
Antonyms: none provided
History
Etymology
Borrowed from Latin suī generis (literally “of its own kind/class”).
Across languages
Translations
14 source translations are retained for this English entry.
Dutch:
bijzonder
— in a class of its own
Dutch:
enig in zijn soort
— in a class of its own
Esperanto:
siaspeca
— in a class of its own
German:
sui generis
— in a class of its own
German:
eigener Art
— in a class of its own
Greek:
ιδιόρρυθμος
(idiórrythmos)
— in a class of its own
Hungarian:
sajátos
— in a class of its own
Hungarian:
sajátságos
— in a class of its own
Icelandic:
sér á báti
— in a class of its own
Icelandic:
á ekki sinn líka
— in a class of its own
Polish:
sui generis
— in a class of its own
Turkish:
nevi şahsına münhasır
— in a class of its own