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The principles of dynamics in their application to the blood; that part of science which treats of the motion of the blood.

An instrument by which the pressure of the blood in the arteries, or veins, is measured by the height to which it will raise a column of mercury; -- called also a hæmomanometer.

Homodynamous. Quain.

Pertaining to, or involving, homodynamy; as, successive or homodynamous parts in plants and animals.

The homology of metameres. See Metamere. Gegenbaur.

Pertaining to, or derived from, the dynamical action of water of a liquid; of or pertaining to water power. Hydrodynamic friction, friction produced by the viscosity of a liquid in motion.

ether as investigated mathematically, or by observation and experiment; the principles of dynamics, as applied to water and other fluids.

An instrument to measure the velocity of a liquid current by the force of its impact.

Of, pertaining to, having, or denoting, equality of force. Isodynamic foods (Physiol.), those foods that produce a similar amount of heat. -- Isodynamic lines (Magnetism), lines on the earth's surface connecting places at which the magnetic intensity is the same.

Of equal force or size.

Possessing but one capacity or power. "Monodynamic men." De Quincey.

The theory that the various forms of activity in nature are manifestations of the same force. G. H. Lewes.

The department of physiology which deals with the principles of muscular contraction; the exercise of muscular force or contraction.

A myodynamometer.

An instrument for measuring the muscular strength of man or of other animals; a dynamometer. Dunglison.

That branch of pharmacology which considers the mode of action, and the effects, of medicines. Dunglison.

The relation of light to the movements of plants and their organs; the study of the phenomena of curvatures induced by the stimulus of light. --Pho`to*dy*nam"ic (#), Pho`to*dy*nam"ic*al (#), a.

A series-wound dynamo.

An electric dynamometer having two coils so arranged that one carries the primary current, and the other the secondary current, of a transformer.

Relating to a system for transmitting power to a distance by means of swiftly moving ropes or cables driving grooved pulleys of large diameter.