Category:Retene

Ret"ene, n. Etym: [gr. (chem.)

Defn: a white crystalline hydrocarbon, polymeric with benzene. It is Extracted from pine tar, and is also found in certain fossil resins.

Retent Re*tent", n. Etym: [l. retentum, fr. retentus, p. p. See retain.]

Defn: that which is retained. Hickok.