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A lemur; -- applied to several species, as the White-fronted, the ruffed, and the ring-tailed lemurs.

Bacon. For of all sad words of tongue or pen The saddest are these: "It might have been." Whittier.

A meadow. A mede All full of freshe flowers, white and reede. Chaucer. To fertile vales and dewy meads My weary, wandering steps he leads. Addison.

t.), a delicate early plant, of the genus Thalictrum, having compound leaves and numerous white flowers. There are many species. -- Meadow saffron. (Bot.) See under Saffron. -- Meadow sage. (Bot.) See under Sage. -- Meadow saxifrage (Bot.), an umbelliferous plant of Europe (Silaus pratensis), somewhat resembling fen…

The name of several plants of the genus Spiræa, especially the white- or pink-flowered S. salicifolia, a low European and American shrub, and the herbaceous S. Ulmaria, which has fragrant white flowers in compound cymes.

A large European sciænoid fish (Sciæna umbra or S. aquila), having white bloodless flesh. It is valued as a food fish. [Written also maigre.]

Mealy bug (Zoöl.), a scale insect (Coccus adonidum, and related species), covered with a white powderlike substance. It is a common pest in hothouses.

Base. [Obs.] Whitlock.

(Chem.), designating an acid related to aconitic acid, found in opium and extracted as a white crystalline substance.

ubstance regarded as an anhydride of meconinic acid, existing in opium and extracted as a white crystalline substance. Also erroneously called meconina, meconia, etc., as though it were an alkaloid.

A quack. [R.] Whitlock.

A two-winged fly (Ceratitis capitata) with black and white markings, native of the Mediterranean countries, but now widely distributed. Its larva lives in ripening oranges, peaches, and other fruits, causing them to decay and fall.

us wood, which pass from the pith to the bark. -- Medullary sheath (Anat.), the layer of white semifluid substance (myelin), between the primitive sheath and axis cylinder of a medullated nerve fiber.

A fine white claylike mineral, soft, and light enough when in dry masses to float in water. It is a hydrous silicate of magnesia, and is obtained chiefly in Asia Minor. It is manufacturd into tobacco pipes, cigar holders, etc. Also called sepiolite.

A white or buff-colored granular powder,

ong nitrogenous base, C3H6N6, produced from several cyanogen compounds, and obtained as a white crystalline substance, -- formerly supposed to be produced by the decomposition of melam. Called also cyanuramide.

ition in which the blood contains black pigment either floating freely or imbedded in the white blood corpuscles.

hydrocarbon obtained artificially (as by the action of cyanogen chloride on aniline) as a white, crystalline substance; -- called also diphenyl guanidin.

A group of the human race, including the dark whites.

ignating, a complex nitrogenous acid obtained by decomposition of melam, or of urea, as a white crystalline powder; -- called also melanurenic acid.