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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| 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. |