noun
- Plural of ethinyl; organic chemical groups or compounds containing a carbon-carbon triple bond with a hydrogen atom attached (HC≡C−), used in pharmaceuticals and organic synthesis.
Usage: chemistry; technical
Examples
- Ethinyls are important functional groups in the synthesis of certain contraceptive medications.
- The chemist studied the reactivity of ethinyls in the laboratory.
- Ethinyl estradiol contains an ethinyl group that enhances its biological activity.
- Researchers modified the molecule by introducing ethinyls at specific positions.