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Showing results for planar.
Definitions

planar

[pley-ner] / ˈpleɪ nər /
ADJECTIVE
even
Synonyms
WEAK
alike balanced consistent constant continual continuous direct equal flat flush homogenous horizontal level matching metrical parallel planate plane plumb proportional regular right same smooth square stabile stable steady straight surfaced true unbroken unchanging undeviating unfluctuating uninterrupted unvaried unvarying unwavering unwrinkled

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In typical alkenes, the carbons adopt a trigonal planar geometry, creating a flat structure around the double bond.

From Science Daily • Jan. 23, 2026

A new study by mathematicians at Freie Universität Berlin shows that planar tiling, also known as tessellation, is far more than a decorative technique.

From Science Daily • Jan. 7, 2026

He had spent his life building a planar model of his ascent to the presidency, only to get whacked in the head by an unforeseen z-axis.

From Slate • Sep. 27, 2025

While their experiments so far were done with a two-dimensional planar electrode, most industrial reactions are run in three-dimensional vessels filled with powders.

From Science Daily • Feb. 15, 2024

Assuming there are fifteen grains per linear inch, there are 15 x 15 per planar inch and 153 grains per cubic inch.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos