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One of a complex series of double cyanides of ferric iron and some other base. Potassium ferricyanide (Chem.), red prussiate of potash; a dark, red, crystalline salt, K6(CN)12Fe2, consisting of the double cyanide of potassium and ferric iron. From it is derived the ferrous ferricyanate, Turnbull's blue.…

One of a series of complex double cyanides of ferrous iron and some other base. Potassium ferrocyanide (Chem.), yellow prussiate of potash; a tough, yellow, crystalline salt, K4(CN)6Fe, the starting point in the manufacture of almost all cyanogen compounds, and the basis of the ferric ferrocyanate, prussian blue. It is…

ow to indicate the other notes of the harmony). -- Figurate numbers (Math.), numbers, or series of numbers, formed from any arithmetical progression in which the first term is a unit, and the difference a whole number, by taking the first term, and the sums of the first two, first three, first four, etc., as the succe…

damp. See under Damp. -- Fire dog. See Firedog, in the Vocabulary. -- Fire drill. (a) A series of evolutions performed by fireman for practice. (b) An apparatus for producing fire by friction, by rapidly twirling a wooden pin in a wooden socket; -- used by the Hindoos during all historic time, and by many savage peop…

Preceding all others of a series or kind; the ordinal of one; earliest; as, the first day of a month; the first year of a reign.

A flower-shaped ornament, esp. one terminating an object or forming one of a series, as a knob of a cover to a dish, or a flower- shaped part in a necklace.

A series of steps or stairs from one landing to another. Parker.

A channel of curved section; -- usually applied to one of a vertical series of such channels used to decorate columns and pilasters in classical architecture. See Illust. under Base, n.

A name given to the series of sandstones and schists overlying the true nummulitic formation in the Alps, and included in the Eocene Tertiary.

base; the ground part; the bottom, as of a mountain or column; also, the last of a row or series; the end or extremity, esp. if associated with inferiority; as, the foot of a hill; the foot of the procession; the foot of a class; the foot of the bed. And now at foot Of heaven's ascent they lift their feet. Milton.…

To have previous knowledge of; to know beforehand. Who would the miseries of man foreknow Dryden.

ve distillation of oxalic acid. It is the first member of the fatty acids in the paraffin series, and is homologous with acetic acid.

ning on a monorail has its adhesion materially increased by the pull of the tow rope on a series of inclined gripping wheels.

ng which implies a breach or defect; a vacant space or time; a hiatus; a mountain pass. Miseries ensued by the opening of that gap. Knolles. It would make a great gap in your own honor. Shak. Gap lathe (Mach.), a turning lathe with a deep notch in the bed to admit of turning a short object of large diameter. -- To sta…

A series of beds of clay and marl in the South of England, between the upper and lower greensand of the Cretaceous period.

The worship of the earth. G. W. Cox. The Geological Series.

hanges, and conditions have been produced; dynamical geology. See Chart of The Geological Series.

Joined work whose parts move within each other; a pair or series of interlocked rings.

A series of chambers in defensive mines. Farrow.

alf-lattice girder, a girder consisting of horizontal upper and lower bars connected by a series of diagonal bars sloping alternately in opposite directions so as to divide the space between the bars into a series of triangles. Knight. -- Sandwich girder, a girder consisting of two parallel wooden beams, between which…