olefin

American  

[oh-luh-fin] / ˈoʊ lə fɪn /

Also olefine

noun

Chemistry.

1. any member of the alkene series.

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olefin Scientific  

/ ō′lə-fĭn /

1. See alkene

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Other Word Forms

• olefinic adjective

Etymology

Origin of olefin

1855–60; < French oléf ( iant ) ( olefiant gas ) + -in ²

Example Sentences

Spot olefin and urea prices are surging on plant closures and supply disruptions linked to the Strait of Hormuz, while the trend’s durability hinges on the duration of the conflict and shipping access, he says.

From The Wall Street Journal

Operating rates are likely to remain suppressed, prolonging margin pressure across the olefin and polymer value chain, he says.

From The Wall Street Journal

Operating rates are likely to remain suppressed, prolonging margin pressure across the olefin and polymer value chain, he says.

From The Wall Street Journal

He cuts the company’s 2026-2027 earnings forecasts by 55%-58% on lower olefin price assumptions and weaker projected Ebitda margins.

From The Wall Street Journal

No one looked at what happens if the olefin reacts with ozone instead of hydroxyl radicals, he says.

From Science Magazine