D defs.my
Entry 1 sense Webster, 1913

Decyl

· De·cyl · IPA
01 n. A hydrocarbon radical, C10H21., never existing alone, but regarded as the characteristic constituent of a number of compounds of the paraff…
  1. 1.
    A hydrocarbon radical, C10H21., never existing alone, but regarded as the characteristic constituent of a number of compounds of the paraffin series.(Chem.)