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One of a pair of scent organs which the larvæ of certain butterflies emit from the first body segment, either above or below.

The tendency in fluids to mix, or become equably diffused, when in contact. It was first observed between fluids of differing densities, and as taking place through a membrane or an intervening porous structure. The more rapid flow from the thinner to the thicker fluid was then called endosmose, and the opposite, slowe…

A stanza of eight lines of heroic verse, with three rhymes, the first six lines rhyming alternately and the last two forming a couplet. It was used by Byron in "Don Juan," by Keats in "Isabella," by Shelley in "The Witch of Atlas," etc.

A tribe of Indians who, when first known, lived on the Ottawa River. Most of them subsequently migrated to the southwestern shore of Lake Superior.

four-stroke cycle for internal-combustion engines consisting of the following operations: First stroke, suction into cylinder of explosive charge, as of gas and air; second stroke, compression, ignition, and explosion of this charge; third stroke (the working stroke), expansion of the gases; fourth stroke, expulsion of…

Your zeal outruns my wishes. Sir W. Scott. The other disciple did outrun Peter, and came first to the sepulcher. Jhon xx. 4.

duct of whose distances from two fixed points is constant; -- so called from Cassini, who first investigated the curve. Thus, in the diagram, if P moves so that P A.P B is constant, the point P describes a Cassinian oval. The locus may consist of a single closed line, as shown by the dotted line, or of two equal ovals…

ght, power, force, etc.; to overcome; to suppress. The point of reputation, when the news first came of the battle lost, did overbear the reason of war. Bacon. Overborne with weight the Cyprians fell. Dryden. They are not so ready to overbear the adversary who goes out of his own country to meet them. Jowett (Thucyd. )…

One of the dilatations of the body wall of Bryozoa in which the ova sometimes undegro the first stages of their development. See Illust. of Chilostoma.

he cyanide process; -- so named because, though originally devised in New Zealand, it was first practically introduced in Pachuca, Mexico.

A parchment which has been written upon twice, the first writing having been erased to make place for the second. Longfellow.

d in wrapping. It is made of rags, straw, bark, wood, or other fibrous material, which is first reduced to pulp, then molded, pressed, and dried.

gin) of the developing embryo, the cells of which are especially concerned in forming the first blood and blood vessels. C. S. Minot.

The division of the terms of an equation by a known quantity that is involved in the first term. [Obs.]

A poetical composition, in which the first verse contains, in order, the first letters of all the verses of the poem. Brande & C.

Originating in the character of the germ, or at the first commencement of an individual; -- said of peculiarities of structure, character, etc.

e love of the sexes; -- sometimes written as two words. [Obs.] For par amour, I loved her first ere thou. Chaucer.

Beforehand; first. [Obs.] Spenser.

A parleying; a discussion; a conference. [Obs.] But first they held their parliament. Rom. of R.

partners; joint possession or interest. Rome, that ne'er knew three lordly heads before, First fell by fatal partnership of power. Rowe. He does possession keep, And is too wise to hazard partnership. Dryden.