‖n. [ NL. See Macro-, and Sporangium. ] (Bot.) A sporangium or conceptacle containing only large spores; -- opposed to microsporangium. Both are found in the genera Selaginella, Isoctes, and Marsilia, plants remotely allied to ferns. [ 1913 Webster ]

n. 1. A shrub or small tree (Citrus reticulata) having flattened globose fruit with very sweet aromatic pulp and thin yellow-orange to flame-orange rind that is loose and easily removed; native to Southeast Asia.
Syn. -- mandarin orange tree. [ WordNet 1.5 ]

2. Same as mandarin{ 7 }. [ 1913 Webster ]

‖n. [ NL. See Micro-, and Sporangium. ] (Bot.) A sporangium or conceptacle containing only very minute spores. Cf. Macrosporangium. [ 1913 Webster ]

. A type of orange in which the fruit incloses a small secondary fruit, the rind showing on the exterior a navel-like pit or depression at the apex. There are several varieties; they are usually seedless, or nearly so, and are much grown in California. [ Webster 1913 Suppl. ]

‖n.; pl. L. Oosporangia E. Oosporangiums [ NL., fr. Gr. w, 'o`n an egg + &unr_; vessel. ] (Bot.) An oogonium; also, a case containing oval or rounded spores of some other kind than oospores. [ 1913 Webster ]

n. (Zool.) See Orang-outang. [ 1913 Webster ]

n. [ F.; cf. It. arancia, arancio, LL. arangia, Sp. naranjia, Pg. laranja; all fr. Ar. nāranj, Per. nāranj, nārang; cf. Skr. nāranga orange tree. The o- in F. orange is due to confusion with or gold, L. aurum, because the orange resembles gold in color. ] [ 1913 Webster ]

1. The fruit of a tree of the genus Citrus (Citrus Aurantium). It is usually round, and consists of pulpy carpels, commonly ten in number, inclosed in a leathery rind, which is easily separable, and is reddish yellow when ripe. [ 1913 Webster ]

☞ There are numerous varieties of oranges; as, the bitter orange, which is supposed to be the original stock; the navel orange, which has the rudiment of a second orange imbedded in the top of the fruit; the blood orange, with a reddish juice; and the horned orange, in which the carpels are partly separated. [ 1913 Webster ]

2. (Bot.) The tree that bears oranges; the orange tree. [ 1913 Webster ]

3. The color of an orange; reddish yellow. [ 1913 Webster ]

Mandarin orange. See Mandarin. --
Mock orange (Bot.), any species of shrubs of the genus Philadelphus, which have whitish and often fragrant blossoms. --
Native orange, or
Orange thorn (Bot.), an Australian shrub (Citriobatus parviflorus); also, its edible yellow berries. --
Orange bird (Zool.), a tanager of Jamaica (Tanagra zena); -- so called from its bright orange breast. --
Orange cowry (Zool.), a large, handsome cowry (Cypraea aurantia), highly valued by collectors of shells on account of its rarity. --
Orange grass (Bot.), an inconspicuous annual American plant (Hypericum Sarothra), having minute, deep yellow flowers. --
Orange oil (Chem.), an oily, terpenelike substance obtained from orange rind, and distinct from neroli oil, which is obtained from the flowers. --
Orange pekoe, a kind of black tea. --
Orange pippin, an orange-colored apple with acid flavor. --
Quito orange, the orangelike fruit of a shrubby species of nightshade (Solanum Quitoense), native in Quito. --
Orange scale (Zool.) any species of scale insects which infests orange trees; especially, the purple scale (Mytilaspis citricola), the long scale (Mytilaspis Gloveri), and the red scale (Aspidiotus Aurantii). [ 1913 Webster ]

a. Of or pertaining to an orange; of the color of an orange; reddish yellow; as, an orange ribbon. [ 1913 Webster ]

n. [ F., fr. orange. ] A drink made of orange juice and water, corresponding to lemonade; orange sherbet. [ 1913 Webster ]

n. [ F., fr. orange. ] Candied orange peel; also, orangeade. [ 1913 Webster ]

n. Attachment to the principles of the society of Orangemen; the tenets or practices of the Orangemen. [ 1913 Webster ]

n.; pl. -men One of a secret society, organized in the north of Ireland in 1795, the professed objects of which are the defense of the reigning sovereign of Great Britain, the support of the Protestant religion, the maintenance of the laws of the kingdom, etc.; -- so called in honor of William, Prince of Orange, who became William III. of England. [ 1913 Webster ]

n. (Bot.) An American ranunculaceous plant (Hidrastis Canadensis), having a yellow tuberous root; -- also called yellowroot, golden seal, etc. [ 1913 Webster ]

n. [ F. orangerie, fr. orange. See Orange. ] A place for raising oranges; a plantation of orange trees. [ 1913 Webster ]

a. & n. Deep orange-yellow; dark yellow. Shak. [ 1913 Webster ]

(Min.) An orange-yellow variety of the mineral thorite, found in Norway. [ 1913 Webster ]

n. [ Malayan ōrang ūtan, i. e., man of the woods; ōrang man + ūtan a forest, wood, wild, savage. ] (Zool.) An arboreal anthropoid ape (Pongo pygmaeus, formerly Simia satyrus), which inhabits Borneo and Sumatra. Often called simply orang. It is now an endangered species. [ Written also orangutan, orangutang, orang-utan, ourang-utang, and oran-utan. ] [ 1913 Webster +PJC ]

☞ It is over four feet high, when full grown, and has very long arms, which reach nearly or quite to the ground when the body is erect. Its color is reddish brown. In structure, it closely resembles man in many respects. [ 1913 Webster ]

(Bot.) An ornamental tree of the genus Maclura (Maclura aurantiaca), closely allied to the mulberry (Morus); also, its fruit. The tree was first found in the country of the Osage Indians, and bears a hard and inedible fruit of an orangelike appearance. See Bois d'arc. [ 1913 Webster ]

(Zool.) A large American holothurian (Lophothuria Fabricii) having a bright orange convex body covered with finely granulated scales. Its expanded tentacles are bright red. [ 1913 Webster ]

n. [ Sporangium + Gr. fe`rein to bear. ] (Bot.) The axis or receptacle in certain ferns (as Trichomanes), which bears the sporangia. [ 1913 Webster ]

‖n.; pl. Sporangia [ NL., fr. Gr. &unr_; a sowing, seed + &unr_; a receptacle. ] (Bot.) A spore case in the cryptogamous plants, as in ferns, etc. [ 1913 Webster ]

‖n.; pl. -sporangia [ NL. See Zoo-, and Sporangium. ] (Bot.) A spore, or conceptacle containing zoospores. [ 1913 Webster ]