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inally, a double song; a melody or counterpoint sung above the plain song of the tenor; a variation of an air; a variation by ornament of the main subject or plain song.

The act of deviating; a wandering from the way; variation from the common way, from an established rule, etc.; departure, as from the right course or the path of duty.

he state or measure of being different or unlike; distinction; dissimilarity; unlikeness; variation; as, a difference of quality in paper; a difference in degrees of heat, or of light; what is the difference between the innocent and the guilty Differencies of administration, but the same Lord. 1 Cor. xii. 5.…

nsist of an abrupt change in the value of the function, or an abrupt change in its law of variation, or the function may become imaginary.

State of diversity or variation; variegation; modification; change; alternation. Infinite diversifications of tints may be produced. Adventurer.

To play or sing in a florid style, or with variations. [Obs.] Spenser.

An old term for a variation, as in Bach's Suites.

The variation of words by declension, comparison, or conjugation; inflection.

Flowery; ornamental; running in rapid melodic figures, divisions, or passages, as in variations; full of fioriture or little ornamentations.

r flowing quantity in a certain infinitely small and constant period of time; the rate of variation of a fluent; an incerement; a differential. (b) pl.

earth's figure and a true sphere. -- Geographical mile. See under Mile. -- Geographical variation, any variation of a species which is dependent on climate or other geographical conditions.

l along the ground for about half its length, used to preserve altitude automatically, by variation of the length dragging on the ground, without loss of ballast or gas.

The dialect, formed with slight variations from the Attic, which prevailed among Greek writers after the time of Alexander.

their being composed of different elements, or of like elements in different proportions; variation in structure from the normal form; -- opposed to homology.

Variation in arrangement from that existing in a normal form; heterogenous arrangement or structure, as, in botany, the deviation in position of the organs of a plant, from the ordinary or typical arrangement.

Wholly solid; -- said of a barometer constructed of solid materials to show the variations of atmospheric pressure without the use of liquids, as the aneroid.

-bodied animals, because they maintain a nearly uniform temperature in spite of the great variations in the surrounding air; in distinct from the cold-blooded (poikilothermal) animals, whose body temperature follows the variations in temperature of the surrounding medium.

of composition varying by a small, regular difference, and usually attended by a regular variation in physical properties; as, there is an homology between methane, CH4, ethane, C2H6, propane, C3H8, etc., all members of the paraffin series. In an extended sense, the term is applied to the relation between chemical ele…

Of the same tenor or tone; equable; without variation.

An instrument for recording automatically the variations of the humidity of the atmosphere.