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nonpolar

American  
[non-poh-ler] / nɒnˈpoʊ lər /

adjective

Physical Chemistry.
  1. containing no permanently dipolar molecules; lacking a dipole.


Etymology

Origin of nonpolar

First recorded in 1890–95; non- + polar

Vocabulary lists containing nonpolar

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.

He and his colleagues now believe their latest finding -- that certain polar and nonpolar substances* can combine under extreme cold -- could guide future research into the moon's surface and atmosphere.

From Science Daily • Oct. 17, 2025

The fact that hydrogen cyanide, a strongly polar molecule, can form crystals together with nonpolar substances like methane and ethane is remarkable, since these types of molecules usually stay separate, much like oil and water.

From Science Daily • Oct. 17, 2025

The Atacama is the driest nonpolar desert on Earth.

From New York Times • Nov. 17, 2022

The solubility of polar molecules in polar solvents and of nonpolar molecules in nonpolar solvents is, again, an illustration of the chemical axiom “like dissolves like.”

From Textbooks • Feb. 14, 2019

In general, stranding reports suggest that goosebeaked whales are sparsely but widely distributed in nonpolar latitudes.

From Whales, Dolphins, and Porpoises of the Western North Atlantic A Guide to Their Identification by Caldwell, David