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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.

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

To solve this problem, researchers at the Max Planck Institute in Mainz developed a planar electron tunneling spectroscopy method that can operate under these extreme pressures.

From Science Daily • Dec. 21, 2025

Inside its granite layers, researchers discovered numerous grains of quartz marked by tiny structures known as planar deformation features.

From Science Daily • Nov. 14, 2025

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

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