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g or exhibiting symmetry; proportional in parts; having its parts in due proportion as to dimensions; as, a symmetrical body or building.

A due proportion of the several parts of a body to each other; adaptation of the form or dimensions of the several parts of a thing to each other; the union and conformity of the members of a work to the whole.

A painted tape, marked with linear dimensions, as inches, feet, etc., and often inclosed in a case, -- used for measuring.

A reddish crust or sediment in wine casks, consisting essentially of crude cream of tartar, and used in marking pure cream of tartar, tartaric acid, potassium carbonate, black flux, etc., and, in dyeing, as a mordant for woolen goods; -- called also argol, wine stone, etc.

a fold of the mantle. When there is a shell, it is usually thin and delicate and often rudimentary. The aplysias and the bubble shells are examples.

d by combining prisms so as to correct the chromatic aberration of the light while linear dimensions of objects seen through the prisms are increased or diminished; -- called also prism telescope. Sir D. Brewster.

a telescope with a micrometer for measuring the apparent diameter of an object whose real dimensions are known.

Designating, or belonging to, a certain system of crystallization; dimetric. See Tetragonal system, under Crystallization.

A division of Coleoptera having, apparently, only four tarsal joints, one joint being rudimentary.

Of or pertaining to the sea; -- sometimes applied to rocks formed from sediments deposited upon the sea bottom.

he Thallophyta exist almost exclusively as gametophytes, the sporophyte being absent or rudimentary. By those who do not separate the Myxophyta from the Tallophyta as a distinct phylum the latter is treated as the lowermost group in the vegetable kingdom.

chocolate (from Theobroma Cacao) as a bitter white crystalline substance; -- called also dimethyl xanthine.

nges of temperature in bodies are accompained by proportional changes in their volumes or dimensions.

Measuring in the third dimension other than length and breadth, or in general dimension other than length; -- said of a solid body; as, a timber seven inches thick. Were it as thick as is a branched oak. Chaucer. My little finger shall be thicker than my father's loins. 1 Kings xii. 10.

Any one of three possible metameric substances, which are dimethyl derivatives of thiophene, like the xylenes from benzene.

er part of the throat. It is largest in fetal and early life, and disappears or becomes rudimentary in the adult.

the Hemiptera. They are all of small size, and have narrow, broadly fringed wings with rudimentary nervures. Most of the species feed upon the juices of plants, and some, as those which attack grain, are very injurious to crops. Called also Physopoda. See Thrips.

Destitute of the power of distinct articulation; having an impediment in the speech, esp. when caused by a short frænum.

Threefold; triple; as, trine dimensions, or length, breadth, and thickness.

Having the lees or sediment disturbed; roiled; muddy; thick; not clear; -- used of liquids of any kind; as, turbid water; turbid wine. On that strong, turbid water, a small boat, Guided by one weak hand, was seen to float. Whittier.