| -yl | <chemistry, suffix> A suffix used as a characteristic termination of chemical radicals; as in ethyl, carbonyl, hydroxyl, etc. The suffix was first used in 1832 by Liebig and Wohler in naming benzoyl, in the sense of stuff, or fundamental material, then in 1834 by Dumas and Peligot in naming methyl, in the sense of wood. After this -yl was generally used as in benzoyl, in the sense of stuff, characteristic ground, fundamental material. Origin: Gr. Wood, material. (29 Oct 1998) |
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| -ylene | Chemical suffix denoting a bivalent hydrocarbon radical (e.g., methylene, -CH2-) or possessing a double bond (e.g., ethylene, CH2==CH2). (05 Mar 2000) |
| -yl |
The depth at each node on a branch in the steady-flow computation. [Back to FEQ Web Resources]
Ãâó: il.water.usgs.gov/proj/feq/appendix_b/gloss.html
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| -ylene |
a suffix used in chemistry to denote a bivalent hydrocarbon radical.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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