noun[as modifier] Chemistry
- Of or denoting an alkyl radical —C10H21, derived from decane.More example sentences
- 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.
mid 19th century: from Greek deka- 'ten' + -yl.