octadecanoic acid

oc·ta·dec·a·no·ic ac·id

[ok-tuh-dek-uh-noh-ik, ok-]
noun Chemistry.

Origin:
octa- + decane + -o- + -ic

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To octadecanoic acid
Encyclopedia Britannica
Encyclopedia

octadecanoic acid

one of the most common long-chain fatty acids, found in combined form in natural animal and vegetable fats. Commercial "stearic acid" is a mixture of approximately equal amounts of stearic and palmitic acids and small amounts of oleic acid. It is employed in the manufacture of candles, cosmetics, shaving soaps, lubricants, and pharmaceuticals.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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00:10
Octadecanoic acid has a plethora of syllables.
So is antidisestablishmentarianism. Does it mean:
opposition to the withdrawal of state support or recognition from an established church, esp. the Anglican Church in 19th-century England.
an obscure term ostensibly referring to a lung disease caused by silica dust, sometimes cited as one of the longest words in the English language.
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