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amount of heat necessary to raise the temperature of one gram of pure water one degree centigrade. -- Gram equivalent (Electrolysis), that quantity of the metal which will replace one gram of hydrogen.

granite. See under Granite. -- Graphic method, the method of scientific analysis or investigation, in which the relations or laws involved in tabular numbers are represented to the eye by means of curves or other figures; as the daily changes of weather by means of curves, the abscissas of which represent the hours of…

To fatigue; to tire with repeated and exhausting efforts; esp., to weary by importunity, teasing, or fretting; to cause to endure excessive burdens or anxieties; -- sometimes followed by out. [Troops] harassed with a long and wearisome march. Bacon. Nature oppressed and harass'd out with care. Addison. Vext with lawyer…

Difficult to accomplish; full of obstacles; laborious; fatiguing; arduous; as, a hard task; a disease hard to cure.

Hardship; fatigue. [Obs.] Spenser.

Inured to fatigue or hardships; strong; capable of endurance; as, a hardy veteran; a hardy mariner.

ally at a certain standard temperature. The temperature usually employed is that of 0º Centigrade, or 32º Fahrenheit.

eave taut (Naut.), to turn a capstan, etc., till the rope becomes strained. See Taut, and Tight. -- To heave the lead (Naut.), to take soundings with lead and line. -- To heave the log. (Naut.) See Log. -- To heave up anchor (Naut.), to raise it from the bottom of the sea or elsewhere.

ivileges of noble families, and especially of armorial bearings. In modern times, some vestiges of this office remain, especially in England. See Heralds' College (below), and King-at-Arms.

Made perfectly close or air-tight by fusion, so that no gas or spirit can enter or escape; as, an hermetic seal. See Note under Hermetically. Hermetic art, alchemy. -- Hermetic books. (a) Books of the Egyptians, which treat of astrology. (b) Books which treat of universal principles, of the nature and orders of celest…

By fusion, so as to form an air-tight closure.

e abdominal viscera in most common. Called also rupture. Strangulated hernia, a hernia so tightly compressed in some part of the channel through which it has been protruded as to arrest its circulation, and produce swelling of the protruded part. It may occur in recent or chronic hernia, but is more common in the latte…

The human skin; -- so called in contempt. O tiger's heart, wrapped in a woman's hide! Shak.

gth constantly proportional to the velocity of, a point moving in any path; -used in investigations respecting central forces.

g can not hold. Spenser. France, thou mayst hold a serpent by the tongue, . . . A fasting tiger safer by the tooth, Than keep in peace that hand which thou dost hold. Shak.

Having the nasal bones contiguous.

be decided by a duel, or the duel itself. -- Court of honor, a court or tribunal to investigate and decide questions relating to points of honor; as a court of chivalry, or a military court to investigate acts or omissions which are unofficerlike or ungentlemanly in their nature. -- Debt of honor, a debt contracted b…

ited, which treats of the laws of motion and action of nonelastic fluids, whether as investigated mathematically, or by observation and experiment; the principles of dynamics, as applied to water and other fluids.

Hydrostatic bed, a water bed. -- Hydrostatic bellows, an apparatus consisting of a water-tight bellowslike case with a long, upright tube, into which water may be poured to illustrate the hydrostatic paradox. -- Hydrostatic paradox, the proposition in hydrostatics that any quantity of water, however small, may be mad…

y or supposition provisionally adopted to explain certain facts, and to guide in the investigation of others; hence, frequently called a working hypothesis.