planar

[ pley-ner ]

adjective

1. of or relating to a geometric plane.
2. flat or level.

planar

/ ˈpleɪnə; pleɪˈnærɪtɪ /

adjective

1. of or relating to a plane
2. lying in one plane; flat

Derived Forms

• planarity, noun

Other Words From

• pla·nar·i·ty [pl, uh, -, nair, -i-tee], noun

Word History and Origins

Origin of planar¹

1840–50; < Late Latin plānāris flat, of a level surface, equivalent to Latin plān ( um ) plane ¹ + -āris -ar ¹

Word History and Origins

Origin of planar¹

C19: from Late Latin plānāris on level ground, from Latin plānus flat

Example Sentences

Traditionally, wireless communication has relied on planar processors, which, while effective, are limited by their two-dimensional structure to operate within a limited portion of electromagnetic spectrum.

From Science Daily

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

The planar structure of 2D nanosheets exhibit unique mechanical and optical properties, making them versatile in semiconductor devices, catalysts, sensors, and many other sectors.

From Science Daily

As art objects, they draw from ’60s minimalism: her monoliths, prisms, cubes, spheres, matrices, labyrinths and French curves are finished in porcelain-white, each a pristine, planar specimen.

From New York Times

He thought, “Maybe if I can show that you can press them into the plane, I can simplify it to an easier problem where you’re just thinking of planar objects.”

From Scientific American