D defs.my
Entry 1 sense Webster, 1913

Heptyl

· Hep·tyl · IPA
01 n. A compound radical, C7H15, regarded as the essential radical of heptane and a related series of compounds.
  1. 1.
    A compound radical, C7H15, regarded as the essential radical of heptane and a related series of compounds.(Chem.)