Ethidene
Ethidene Eth"i*dene, n. [From {Ether}.] (Chem.) Ethylidene. [Obs.] [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • ethidene — Ethylidene E*thyl i*dene (Chem.) An unsymmetrical, divalent, hydrocarbon radical, {C2H4} metameric with ethylene but written thus, {CH3.CH=} to distinguish it from the symmetrical ethylene, {CH2=CH2}. Its compounds are derived from aldehyde.… …   The Collaborative International Dictionary of English

  • ethidene — SYN: ethylidene …   Medical dictionary

  • ethidene-biuret — Trigenic Tri*gen ic, a. [Pref. tri + gen + ic. So named in reference to its composition, it being supposed to contain the radicals of three molecules of cyanic acid.] (Chem.) Of, pertaining to, or designating, an acid, {C4H7N3O2}, obtained, by… …   The Collaborative International Dictionary of English

  • C2H4 — Ethylidene E*thyl i*dene (Chem.) An unsymmetrical, divalent, hydrocarbon radical, {C2H4} metameric with ethylene but written thus, {CH3.CH=} to distinguish it from the symmetrical ethylene, {CH2=CH2}. Its compounds are derived from aldehyde.… …   The Collaborative International Dictionary of English

  • C4H7N3O2 — Trigenic Tri*gen ic, a. [Pref. tri + gen + ic. So named in reference to its composition, it being supposed to contain the radicals of three molecules of cyanic acid.] (Chem.) Of, pertaining to, or designating, an acid, {C4H7N3O2}, obtained, by… …   The Collaborative International Dictionary of English

  • CH2CH2 — Ethylidene E*thyl i*dene (Chem.) An unsymmetrical, divalent, hydrocarbon radical, {C2H4} metameric with ethylene but written thus, {CH3.CH=} to distinguish it from the symmetrical ethylene, {CH2=CH2}. Its compounds are derived from aldehyde.… …   The Collaborative International Dictionary of English

  • CH3CH — Ethylidene E*thyl i*dene (Chem.) An unsymmetrical, divalent, hydrocarbon radical, {C2H4} metameric with ethylene but written thus, {CH3.CH=} to distinguish it from the symmetrical ethylene, {CH2=CH2}. Its compounds are derived from aldehyde.… …   The Collaborative International Dictionary of English

  • Ethylidene — E*thyl i*dene (Chem.) An unsymmetrical, divalent, hydrocarbon radical, {C2H4} metameric with ethylene but written thus, {CH3.CH=} to distinguish it from the symmetrical ethylene, {CH2=CH2}. Its compounds are derived from aldehyde. Formerly called …   The Collaborative International Dictionary of English

  • ethylidene-biuret — Trigenic Tri*gen ic, a. [Pref. tri + gen + ic. So named in reference to its composition, it being supposed to contain the radicals of three molecules of cyanic acid.] (Chem.) Of, pertaining to, or designating, an acid, {C4H7N3O2}, obtained, by… …   The Collaborative International Dictionary of English

  • Trigenic — Tri*gen ic, a. [Pref. tri + gen + ic. So named in reference to its composition, it being supposed to contain the radicals of three molecules of cyanic acid.] (Chem.) Of, pertaining to, or designating, an acid, {C4H7N3O2}, obtained, by the action… …   The Collaborative International Dictionary of English

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