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An unsaturated hydrocarbon, C15H26, of the valylene series, produced artificially as an oily liquid. [Written also quindekone.]

Pertaining to, or designating, an acid of the fatty acid series, containing fifteen atoms of carbon; called also pentadecylic acid.

any one of a series of nitrogenous bases, certain of which are used as antipyretics.

pecially of certain alkaloids and related substances; hence, by extension, any one of the series of alkaloidal bases of which quinoline proper is the type. [Written also chinoline.]

dation of quinic acid and regarded as a double ketone; also, by extension, any one of the series of which quinone proper is the type. [Written also chinone, kinone.]

Any one of a series of complex nitrogenous bases obtained by the union of certain aniline derivatives with glyoxal or with certain ketones. [Written also chinoxaline.]

A road or way consisting of one or more parallel series of iron or steel rails, patterned and adjusted to be tracks for the wheels of vehicles, and suitably supported on a bed or substructure.

A series of things in a line; a row; a rank; as, a range of buildings; a range of mountains.

American snakes belonging to the genera Crotalus and Caudisona, or Sistrurus. They have a series of horny interlocking joints at the end of the tail which make a sharp ratting sound when shaken. The common rattlesnake of the Northern United States (Crotalus horridus), and the diamond rattlesnake of the south (C. adaman…

ably recessed from curious impertinents." Miss Edgeworth. Recessed arch (Arch.), one of a series of arches constructed one within another so as to correspond with splayed jambs of a doorway, or the like.

g in detail and due order of the particulars of anything, as of a law, an adventure, or a series of events; narration. Addison.

To count as in a number, rank, or series; to estimate by rank or quality; to place by estimation; to account; to esteem; to repute. He was reckoned among the transgressors. Luke xxii. 37. For him I reckon not in high estate. Milton.

Locke. Recurring decimal (Math.), a circulating decimal. See under Decimal. -- Recurring series (Math.), an algebraic series in which the coefficients of the several terms can be expressed by means of certain preceding coefficients and constants in one uniform manner.

se in computation; as, to reduce animals or vegetables to a class or classes; to reduce a series of observations in astronomy; to reduce language to rules.

Originally, a gondola race in Venice; now, a rowing or sailing race, or a series of such races.

The compass of a voice or instrument; a specified portion of the compass of a voice, or a series of vocal tones of a given compass; as, the upper, middle, or lower register; the soprano register; the tenor register.

A mark, or series of dots, placed before and after, or often only at the end of, a passage to be repeated in performance.

A colorless crystalline substance of the phenol series, obtained by melting certain resins, as galbanum, asafetida, etc., with caustic potash. It is also produced artificially and used in making certain dyestuffs, as phthaleïn, fluoresceïn, and eosin.

A return towards some ancestral type or character; atavism. Reversion of series (Alg.), the act of reverting a series. See To revert a series, under Revert, v. t.

To change back. See Revert, v. i. To revert a series (Alg.), to treat a series, as y = a + bx + cx2 + etc., where one variable y is expressed in powers of a second variable x, so as to find therefrom the second variable x, expressed in a series arranged in powers of y.