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ing to Dr. Robert Brown, who first demonstrated (about 1827) the commonness of the motion described below. Brownian movement, the peculiar, rapid, vibratory movement exhibited by the microscopic particles of substances when suspended in water or other fluids.

of two kinds; the first represents mean persons in the accouterments of heroes, the other describes great persons acting and speaking like the basest among the people. Addison.

y, grant, or deed calls for the metes and bounds, or the quantity of land, etc., which it describes. (b) To give an order for; to request. "Whenever the coach stopped, the sailor called for more ale." Marryat. -- To call on, To call upon, (a) To make a short visit to; as, call on a friend. (b) To appeal to; to invite;…

ing to the lowest subdivision of the rocks of the Silurian or Molluscan age; -- sometimes described as inferior to the Silurian. It is named from its development in Cambria or Wales. See the Diagram under Geology.

One who describes fruits; one versed in carpology.

te or mottled soap, made with olive and soda; also, a soap made in imitation of the above-described soap.

Relating to, or containing, a census. He caused the whole realm to be described in a censual roll. Sir R. Baker.

To distinguish by particular marks or traits; to describe; to characterize. [R.] Mitford.

To indicate the character of; to describe. Under the name of Tamerlane he intended to characterize King William. Johnson.

A mysterious composite being, the winged footstool and chariot of the Almighty, described in Ezekiel i. and x. I knew that they were the cherubim. Ezek. x. 20. He rode upon a cherub and did fly. Ps. xviii. 10.

One who describes or makes a map of a district or region. "The chorographers of Italy." Sir T. Browne.

A camera for taking chronophotographs for exhibition by the instrument described above.

The rotation of a limb round an imaginary axis, so as to describe a concial surface.

ality of being circumstantial; particularity or minuteness of detail. "I will endeavor to describe with sufficient circumstantiality." De Quincey.

One who describes or writes about comets.

law of nations depends on mutual compacts, treaties, leagues, etc. Blackstone. Wedlock is described as the indissoluble compact. Macaulay. The federal constitution has been styled a compact between the States by which it was ratified. Wharton.

A solid of the form described by the revolution of a right- angled triangle about one of the sides adjacent to the right angle; - - called also a right cone. More generally, any solid having a vertical point and bounded by a surface which is described by a straight line always passing through that vertical point; a sol…

a cone; -- much used by makers of maps in Europe. -- Conical surface (Geom.), a surface described by a right line moving along any curve and always passing through a fixed point that is not in the plane of that curve.

One who describes the world or universe, including the heavens and the earth. The name of this island is nowhere found among the old and ancient cosmographers. Robynson (More's Utopia).

One who describes the universe; one skilled in cosmology.