orange oil
nounMedical Definition of orange oil
: an essential oil from orange peel or orange flowers: as
a
: a yellow to deep orange oil obtained from the peel of the sweet fruit of the common cultivated orange (Citrus sinensis) and used chiefly as a flavor and perfume
— called also sweet orange oil
b
: a similar but bitter pale yellow or yellowish brown oil from the peel of the fruit of the sour orange (Citrus aurantium)
— called also bitter orange oil