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nontrivial

Upper-Intermediate (B2)

IPA: /nɒnˈtrɪviəl/

KK: /nɑnˈtrɪviəl/

adjective
Definition

Not simple or easy; significant or important in some way.


Example

The solution to the problem was nontrivial and required advanced techniques.


Conversation
Sloth A
Did you find the math problem difficult?
Sloth B
Yeah, it was definitely nontrivial compared to the others.
Sloth A
I thought so too; it really made me think.
Sloth B
Exactly! I love when a challenge feels meaningful.

Synonyms & Antonyms
Synonyms
significant
important
substantial
Antonyms
trivial
insignificant
negligible
Root Explanation

Nontrivial → It is formed from "non-" (meaning not) and "trivial" (from Latin "trivialis", meaning belonging to the crossroads or common). The word "nontrivial" means not trivial or not commonplace, indicating something of significance or complexity.

Memory Tip

Think of 'non-' meaning not, and 'trivial' referring to something common or insignificant. This helps you remember that 'nontrivial' describes something that is not just ordinary, but rather important or complex.

Visually Confused Words
nonrival
trivial
nonrevival
nondatival
nonarrival
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