orange oil

noun

: 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