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asphaltene

American  
[as-fawl-teen, -fal-] / æsˈfɔl tin, -ˈfæl- /

noun

Chemistry.

  1. any of the constituents of a bitumen, as asphalt, that are insoluble in pentane, hexane, or naphthalene.

Etymology

Origin of asphaltene

First recorded in 1830–40; asphalt + -ene

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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