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One who, or that which, imparts motion; a source of mechanical power.

(Elec. Railroads) Any car containing motors for propulsion. [U. S.]

A bicycle having a motor attached so as to be self-propelled. In Great Britain the term motor cycle is treated by statute (3 Ed VII. c. 36) as limited to motor cars (self-propelled vehicles) designed to travel on not more than three wheels, and weighing unladen (that is, without water, fuel, or accumulators necessary f…

The combination consisting of a generator and a driving motor mechanically connected, usually on a common bedplate and with the two shafts directly coupled or combined into a single shaft.

Driven or actuated by a motor, esp. by an individual electric motor. An electric motor forms an integral part of many machine tools in numerous modern machine shops.

Causing or setting up motion; pertaining to organs of motion; - - applied especially in physiology to those nerves or nerve fibers which only convey impressions from a nerve center to muscles, thereby causing motion.

Act or recreation of riding in or driving a motor car or automobile.

To substitute motor-driven vehicles, or automobiles, for the horses and horse-drawn vehicles of (a fire department, city, etc.). - -Mo`tor*i*za"tion (#), n.

A man who controls a motor.

Of or pertaining to motorpathy.

Kinesiatrics.

A voltaic battery, having a large surface of plate, and producing powerful heating effects.

Depressing or diminishing the capacity for movement, as depressomotor nerves, which lower or inhibit muscular activity. -- n.

A type of internal-combustion engine in which the air drawn in by the suction stroke is so highly compressed that the heat generated ignites the fuel (usually crude oil), the fuel being automatically sprayed into the cylinder under pressure. The Diesel engine has a very high thermal efficiency.

A mover or exciter of electricity; as apparatus for generating a current of electricity.

Excitomotory; as, excito-motor power or causes.

Exciting motion; -- said of that portion of the nervous system concerned in reflex action, by which impressions are transmitted to a nerve center and then reflected back so as to produce muscular contraction without sensation or volition.

Applied to those actions, or muscular movements, which are automatic expressions of dominant ideas, rather than the result of distinct volitional efforts, as the act of expressing the thoughts in speech, or in writing, while the mind is occupied in the composition of the sentence. Carpenter.

commences in the nerve centers, and excites the muscles to contraction. Opposed to excito-motor.

Incitomotor.