nontrivial.
Not trivial.
Meaning & usage
Not trivial. Not obvious or easy to prove; not self-evident.
Not trivial. Not being of the simplest kind; not being empty or a singleton.
nontrivial subgroup
Not trivial. Needing significant computing power to solve; intractable.
Where this word comes from
Etymology tree English non- Proto-Indo-European *tréyes Proto-Indo-European *tri- Proto-Italic *tri- Latin tri- Proto-Indo-European *weyh₁- Proto-Italic *wiā Latin via Latin -ius Latin trivius Proto-Indo-European *h₂el- Proto-Indo-European *-is Proto-Indo-European *h₂élisder.? Proto-Italic *-ālis Latin -ālis Latin triviālisbor. English trivial English nontrivial From non- + trivial.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.