polyene

[ pol-ee-een ]

noun

, Chemistry.

1. a hydrocarbon containing two or more double bonds, often conjugated.

polyene

/ ˈpɒlɪˌiːn /

noun

1. a chemical compound containing a chain of alternating single and double carbon-carbon bonds

polyene

/ pŏl′ē-ēn′ /

1. An organic compound containing at least four carbon atoms and at least two double bonds. Numerous naturally occurring plant pigments, such as carotenes, are polyenes.

Word History and Origins

Origin of polyene¹

First recorded in 1925–30; poly- + -ene

Example Sentences

They detected pigments in the fossilised shells that belong to the polyene group of chemicals.

From Science Daily

It is so challenging that a new class of antifungals reaches the market only every 20 years or so: the polyene class, including amphotericin B, in the 1950s; the azoles in the 1980s; and the echinocandin drugs, the newest remedy, beginning in 2001.

From Scientific American

It is so challenging that a new class of antifungals reaches the market only every 20 years or so: the polyene class, including amphotericin B, in the 1950s; the azoles in the 1980s; and the echinocandin drugs, the newest remedy, beginning in 2001.

From Scientific American