[as-fawl-teen or, esp. British, -fal-]

noun Chemistry.

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

Compare petrolene.

Origin of asphaltene

First recorded in 1830–40; asphalt + -ene Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for asphaltene

Historical Examples of asphaltene