orange

1. The fruit of the o. tree, Citrus aurantium (family Rutaceae). 2. A color between yellow and red in the spectrum. For individual o. dyes, see specific name. [O.F. orenge, fr. Ar. naranj, the initial n being absorbed in Fr. article une]

- bitter o. peel the dried rind of the unripe but fully grown fruit; a flavoring agent.

- bitter o. peel, dried the dried outer part of the pericarp of the ripe, or nearly ripe, fruit; it contains not less than 2.5% v/w of volatile oil.

- bitter o. peel, fresh the outer part of the pericarp of the ripe, or nearly ripe, fruit; used to prepare the tincture and the syrup.

- bitter o. peel oil a volatile oil obtained by expression from the fresh peel of the bitter o..

* * *

or·ange 'är-inj, 'ȯr- n

1 a) a globose berry with a yellowish to reddish orange rind and a sweet edible pulp

b) any of various rather small evergreen trees (genus Citrus) with ovate leaves, hard yellow wood, fragrant white flowers, and fruits that are oranges

2) often cap AGENT ORANGE

* * *

or·ange (orґənj) [L. aurantium] 1. any of several species of Citrus, particularly Citrus aurantium, the bitter orange, and Citrus sinensis, the sweet orange. 2. the fruit of C. aurantium or C. sinensis; used in pharmaceutical preparations. 3. a color between red and yellow, produced by energy of wavelengths between 590 and 630 nm. 4. a dye or stain with this color. 5. of or relating to the fruit of Citrus aurantium.