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Commensurable; symmetrical. [Obs.] Dr. H. More.

ibution of parts, such that an animal may be divided into parts which are structurally symmetrical.

e being, for example, the axis of abscissas, or a radius of a circle produced. See Trigonometrical function, under Function. Artificial, or Logarithmic, tangent, the logarithm of the natural tangent of an arc. -- Natural tangent, a decimal expressing the length of the tangent of an arc, the radius being reckoned unity…

Isometric.

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

A solid in the isometric system, bounded by twenty-four equal triangular faces, four corresponding to each face of the cube.

An instrument used, especially in trigonometrical surveying, for the accurate measurement of horizontal angles, and also usually of vertical angles. It is variously constructed.

The estimation of temperature by the use of a thermometric apparatus.

To change, as an algebraic expression or geometrical figure, into another from without altering its value.

triangles into which the face of a country, or any portion of it, is divided in a trigonometrical survey; the operation of measuring the elements necessary to determine the triangles into which the country to be surveyed is supposed to be divided, and thus to fix the positions and distances of the several points conne…

ts other required parts, and also of the general relations which exist between the trigonometrical functions of arcs or angles.

Three metrical feet taken together, or included in one measure.

A solid of the isometric system bounded by twenty-four equal faces, three corresponding to each face of an octahedron. Tetragonal trisoctahedron, a trisoctahedron each face of which is a quadrilateral; called also trapezohedron and icositetrahedron. -- Trigonal trisoctahedron, a trisoctahedron each face of which is an…

A rhythmical, melodious, symmetrical series of tones for one voice or instrument, or for any number of voices or instruments in unison, or two or more such series forming parts in harmony; a melody; an air; as, a merry tune; a mournful tune; a slow tune; a psalm tune. See Air.

Symmetrical.

Not having the two sides or the parts symmetrical.

Inharmonious; unsymmetrical; also, unmusical; discordant. Swift. -- Un`har*mo"ni*ous*ly, adv.

pecially, a liquid measure in Belgium and Holland, corresponding to the hectoliter of the metric system, which contains 22.01 imperial gallons, or 26.4 standard gallons in the United States.

A line consisting of a certain number of metrical feet (see Foot, n., 9) disposed according to metrical rules.

The act, art, or practice, of versifying, or making verses; the construction of poetry; metrical composition.