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The theory that living organisms originate in cells or embryos of different kinds, instead of coming from a single cell; -- opposed to monogenesis.

A system of philosophy originated by M. Auguste Comte, which deals only with positives. It excludes from philosophy everything but the natural phenomena or properties of knowable things, together with their invariable relations of coexistence and succession, as occurring in time and space. Such relations are denominate…

To cause to be or to happen; to originate, as an effect or result; to bring about; as, disease produces pain; vice produces misery.

To spread from person to person; to extend the knowledge of; to originate and spread; to carry from place to place; to disseminate; as, to propagate a story or report; to propagate the Christian religion. The infection was propagated insensibly. De Foe.

vegetation] (Bot.), the terminal cell of a stem, or of a leaf bud, from which new growth originates.

One of a sect of mystics originated in the seventeenth century by Molinos, a Spanish priest living in Rome. See Quietism.

he initial part of a syllable or sound. -- Radical vessels (Anat.), minute vessels which originate in the substance of the tissues.

To cause to arise, grow up, or come into being or to appear; to give to; to originate, produce, cause, effect, or the like. Hence, specifically: --

Retard, or Age, of the tide, the interval between the transit of the moon at which a tide originates and the appearance of the tide itself. It is found, in general, that any particular tide is not principally due to the moon's transit immediatelly proceeding, but to a transit which has occured some time before, and whi…

Any apparatus by which an electrical current is originated. [R.]

To have a beginning; to proceed; to originate; as, rivers rise in lakes or springs. A scepter shall rise out of Israel. Num. xxiv. 17. Honor and shame from no condition rise. Pope.

ut no example of one has been reliably shown to exist. They are believed by ufologists to originate in outer space, but they are generally presumed to be misinterpretations of ordinary phenomena, illusions or imaginary objects. Fraudulent photographs purporting to show flying saucers are published from time to time.…

A small reddish brown sweet and juicy pear. It originated on a farm near Philadelphia, afterwards owned by a Mr. Seckel.

The doctrine held by Condillac, and by some ascribed to Locke, that our ideas originate solely in sensation, and consist of sensations transformed; sensualism; -- opposed to intuitionalism, and rationalism.

The doctrine that all our ideas, or the operations of the understanding, not only originate in sensation, but are transformed sensations, copies or relics of sensations; sensationalism; sensism.

often called Fair Haven sharpies, after the place on the coast of Connecticut where they originated. [Local, U.S.]

One of a small, hardy breed of horses, with long mane and tail, which originated in the Shetland Islands; a sheltie.

hich anything comes forth, regarded as its cause or origin; the person from whom anything originates; first cause. This source of ideas every man has wholly in himself. Locke. The source of Newton's light, of Bacon's sense. Pope.

on account of the delicacy of their flesh. So called from the South Downs where the breed originated.

nal accessory nerves, the eleventh pair of cranial nerves in the higher vertebrates. They originate from the spinal cord and pass forward into the skull, from which they emerge in company with the pneumogastrics. -- Spinal column, the backbone, or connected series or vertebræ which forms the axis of the vertebrate ske…