-ylidyne

-ylidyne: \\ˈīləˌdīn, _ə̇l-\ noun suffix (-s)
Etymology: International Scientific Vocabulary -yl + -idyne

: trivalent radical derived especially from a saturated hydrocarbon by removal of three hydrogen atoms from the same carbon atom

ethylidyne CH₃C≡

— in the system adopted by the International Union of Pure and Applied Chemistry

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-ylidyne — yl·i·dyne … English syllables
Substituent — For other meanings see substitution. In organic chemistry and biochemistry, a substituent is an atom or group of atoms substituted in place of a hydrogen atom on the parent chain of a hydrocarbon. The terms substituent, side chain, group, branch … Wikipedia
methylidyne — meˈthiləˌdīn noun ( s) Etymology: meth + ylidyne : the trivalent radical HC≡ or . CH− derived from methane called also methenyl, methine … Useful english dictionary

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