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nonplanar

Upper-Intermediate (B2)

IPA: /nɒnˈpleɪnə/

KK: /nɑnˈpleɪnər/

adjective
Definition

Not flat or two-dimensional; having parts that are not all in the same plane.


Example

The structure of the molecule is nonplanar, which affects its chemical properties.


Conversation
Sloth A
Have you seen that new sculpture in the park?
Sloth B
Yeah, it's interesting how the design is so nonplanar.
Sloth A
It really stands out compared to the other pieces.
Sloth B
Absolutely, it adds a unique touch to the whole area.

Synonyms & Antonyms
Synonyms
curved
three-dimensional
spatial
Antonyms
planar
flat
two-dimensional
Root Explanation

Nonplanar → It is formed from "non-" (meaning not) and "planar" (from Latin "planus", meaning flat or level). The word "nonplanar" describes something that is not flat or level, indicating a three-dimensional aspect.

Memory Tip

Think of 'non-' meaning 'not' and 'planar' meaning 'flat' — so nonplanar refers to something that is not flat.

Visually Confused Words
noncoplanar
coplanar
planar
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