n. [ L. amarus bitter. ] (Chem.) A characteristic crystalline substance, obtained from oil of bitter almonds. [ 1913 Webster ]

n. [ L. amaritudo, fr. amarus bitter: cf. OF. amaritude. ] Bitterness. [ R. ] [ 1913 Webster ]

n. (Min.) A transparent, pale green variety of beryl, used as a gem. See Beryl. [ 1913 Webster ]

n. [ It. calamari, fr. LL. calamarium inkstand, fr. L. calamus a reed pen: cf. F. calmar, calemar, pen case, calamar. ] (Cookery) Squid, used as a food; -- from the Italian word. See Squid. [ PJC ]

‖n. [ Sp., a small room. ] [ 1913 Webster ]

1. The private audience chamber of a king. [ 1913 Webster ]

2. A company of secret and irresponsible advisers, as of a king; a cabal or clique. [ 1913 Webster ]

n. [ Convallaria + L. amarus bitter. ] (Chem.) A white, crystalline, poisonous substance, regarded as a glucoside, extracted from the lily of the valley (Convallaria Majalis). Its taste is first bitter, then sweet. [ 1913 Webster ]

n. (Chem.) A glucoside extracted from the bittersweet (Solanum Dulcamara), as a yellow amorphous substance. It probably occasions the compound taste. See Bittersweet, 3(a). [ 1913 Webster ]

n. A common thorny tropical American tree (Pithecellobium dulce) having terminal racemes of yellow flowers followed by sickle-shaped or circinate edible pods and yielding good timber and a yellow dye and mucilaginous gum.
Syn. -- camachile, huamachil, wild tamarind, Pithecellobium dulce. [ WordNet 1.5 ]

a. [ L. Samaritanus. ] Of or pertaining to Samaria, in Palestine. -- n. A native or inhabitant of Samaria; also, the language of Samaria. [ 1913 Webster ]

n. [ NL., fr. E. samarskite. ] (Chem.) A rare metallic element of doubtful identity. [ 1913 Webster ]

☞ Samarium was discovered, by means of spectrum analysis, in certain minerals (samarskite, cerite, etc.), in which it is associated with other elements of the earthy group. It has been confounded with the doubtful elements decipium, philippium, etc., and is possibly a complex mixture of elements not as yet clearly identified. Symbol Sm. Provisional atomic weight 150.2. [ 1913 Webster ]

n. [ L. tamarice. See Tamarisk. ] A shrub or tree supposed to be the tamarisk, or perhaps some kind of heath. [ Obs. ] [ 1913 Webster ]

He shall be like tamaric in the desert, and he shall not see when good shall come. Jer. xvii. 6 (Douay version). [ 1913 Webster ]

n. [ From the native name in Cayenne. ] (Zool.) Any one of several species of small squirrel-like South American monkeys of the genus Midas, especially Midas ursulus. [ 1913 Webster ]

[ 1913 Webster ]

n. [ It. tamarindo, or Sp. tamarindo, or Pg. tamarindo, tamarinho, from Ar. tamarhindī, literally, Indian date; tamar a dried date + Hind India: cf. F. tamarin. Cf. Hindu. ] (Bot.) 1. A leguminous tree (Tamarindus Indica) cultivated both the Indies, and the other tropical countries, for the sake of its shade, and for its fruit. The trunk of the tree is lofty and large, with wide-spreading branches; the flowers are in racemes at the ends of the branches. The leaves are small and finely pinnated. [ 1913 Webster ]

2. One of the preserved seed pods of the tamarind, which contain an acid pulp, and are used medicinally and for preparing a pleasant drink. [ 1913 Webster ]

Tamarind fish, a preparation of a variety of East Indian fish with the acid pulp of the tamarind fruit. --
Velvet tamarind. (a) A West African leguminous tree (Codarium acutifolium). (b) One of the small black velvety pods, which are used for food in Sierra Leone. --
Wild tamarind (Bot.), a name given to certain trees somewhat resembling the tamarind, as the Lysiloma latisiliqua of Southern Florida, and the Pithecolobium filicifolium of the West Indies. [ 1913 Webster ]

n. [ L. tamariscus, also tamarix, tamarice, Skr. tamāla, tamālaka, a tree with a very dark bark; cf. tamas darkness: cf. F. tamarisc, tamarix, tamaris. ] (Bot.) Any shrub or tree of the genus Tamarix, the species of which are European and Asiatic. They have minute scalelike leaves, and small flowers in spikes. An Arabian species (Tamarix mannifera) is the source of one kind of manna. [ 1913 Webster ]

Tamarisk salt tree, an East Indian tree (Tamarix orientalis) which produces an incrustation of salt. [ 1913 Webster ]

a. [ Pref. ultra- + marine. ] Situated or being beyond the sea. Burke. [ 1913 Webster ]

n. [ Cf. Sp. ultramarino. So called because the lapis lazuli was originally brought from beyond the sea, -- from Asia. ] (Chem.) A blue pigment formerly obtained by powdering lapis lazuli, but now produced in large quantities by fusing together silica, alumina, soda, and sulphur, thus forming a glass, colored blue by the sodium polysulphides made in the fusion. Also used adjectively. [ 1913 Webster ]

Green ultramarine, a green pigment obtained as a first product in the manufacture of ultramarine, into which it is changed by subsequent treatment. --
Ultramarine ash or
Ultramarine ashes (Paint.), a pigment which is the residuum of lapis lazuli after the ultramarine has been extracted. It was used by the old masters as a middle or neutral tint for flesh, skies, and draperies, being of a purer and tenderer gray than that produced by the mixture of more positive colors. Fairholt. [ 1913 Webster ]