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A teacher; one skilled in a profession, or branch of knowledge learned man. [Obs.] One of the doctors of Italy, Nicholas Macciavel. Bacon.

teacher, a school, or a sect; a principle or position, or the body of principles, in any branch of knowledge; any tenet or dogma; a principle of faith; as, the doctrine of atoms; the doctrine of chances. "The doctrine of gravitation." I. Watts. Articles of faith and doctrine. Hooker. The Monroe doctrine (Politics), a…

A genus of nudibranchiate mollusks having a wreath of branchiæ on the back.

ent bar to the action. Stephen. -- Double point (Geom.), a point of a curve at which two branches cross each other. Conjugate or isolated points of a curve are called double points, since they possess most of the properties of double points (see Conjugate). They are also called acnodes, and those points where the bran…

ry evolutions and exercises; hence, to instruct thoroughly in the rudiments of any art or branch of knowledge; to discipline. He [Frederic the Great] drilled his people, as he drilled his grenadiers. Macaulay.

To let droop or sink. [R.] M. Arnold. Like to a withered vine That droops his sapless branches to the ground. Shak.

A branch vein which drops off from, or leaves, the main lode.

One of an order of priests which in ancient times existed among certain branches of the Celtic race, especially among the Gauls and Britons.

That branch of mechanics which treats of the motion of bodies (kinematics) and the action of forces in producing or changing their motion (kinetics). Dynamics is held by some recent writers to include statics and not kinematics.

The doctrine of purposelessness; a term applied by Haeckel to that branch of physiology which treats of rudimentary organs, in view of their being useless to the life of the organism. To the doctrine of dysteleology, or the denial of final causes, a proof of the real existence of such a thing as instinct must necessari…

One of the dorsal branches of the main bronchi in the lungs of birds.

That branch of biology which treats of the electrical phenomena of living organisms.

That branch of science which treats of the relation of electricity to chemical changes.

The branch of science which treats of the properties of electric currents; dynamical electricity.

That branch of electrical science which treats of electricity in motion.

That branch of physiology which treats of electric phenomena produced through physiological agencies.

The branch of medical science which treats of the applications agent.

That branch of electrical science which treats of the effect of an electric current upon the temperature of a conductor, or a part of a circuit composed of two different metals.

A branching frame, often of ornamental design, to support electric illuminating lamps.

That branch of physical science which treats of the phenomena of electricity and its properties.