Definition of decyl in English:

decyl

noun

Chemistry
  • [as modifier] Of or denoting an alkyl radical —C10H21, derived from decane.

    • ‘One mole of decyl chloride is added slowly over a period of one hour.’
    • ‘First, decyl alcohol had to be separated from the ethylene glycol, and the ethylene glycol separated from the water.’

Origin

Mid 19th century: from Greek deka- ten + -yl.

Pronunciation:

decyl

/ˈdɪsʌɪl/