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The modification, by inflection or otherwise, which the adjective and adverb undergo to denote degrees of quality or quantity; as, little, less, least, are examples of comparison.

To undergo polymerization.

servative system (Mech.), a material sustem of such a nature that after the system has undergone any series of changes, and been brought back in any manner to its original state, the whole work done by external agents on the system is equal to the whole work done by the system overcoming external forces. Clerk Maxwell.…

on or instruction; to refer to; as, to consult a physician; to consult a dictionary. Men fergot, or feared, to consult . . . ; they were content to consult liberaries. Whewell.

To be turned or changed in character or direction; to undergo a change, physically or morally. If Nebo had had the preaching that thou hast, they [the Neboites] would have converted. Latimer. A red dust which converth into worms. Sandys. The public hope And eye to thee converting. Thomson.

bed, as if ill. The world-wide custom of the couvade, where at childbirth the husband undergoes medical treatment, in many cases being put to bed for days. Tylor.

Incapable of cure; incurable. With patience undergo A cureless ill, since fate will have it so. Dryden.

Liable to undergo death; mortal. The deathless gods and deathful earth. Chapman.

To become resolved or returned from existing combinations; to undergo dissolution; to decay; to rot.

The bending which a beam or girder undergoes from its own weight or by reason of a load.

Undergoing or producing degeneration; tending to degenerate.

The series of changes which animal and vegetable organisms undergo in their passage from the embryonic state to maturity, from a lower to a higher state of organization.

nguish. Thou mayest difference gods from men. Chapman. Kings, in receiving justice and undergoing trial, are not differenced from the meanest subject. Milton. So completely differenced by their separate and individual characters that we at once acknowledge them as distinct persons. Sir W. Scott.

To undergo digestion; as, food digests well or ill.

sharp organs (mandibles and maxillæ) with which they pierce the skin of animals. They undergo a complete metamorphosis, their larvæ (called maggots) being usually without feet.

The state of being dissolved, or of undergoing liquefaction. A man of continual dissolution and thaw. Shak.

cells are formed by the division of the parent cell. In this process, the cell nucleus undergoes peculiar differentiations and changes, as shown in the figure (see also Karyokinesis). At the same time the protoplasm of the cell becomes gradually constricted by a furrow transverse to the long axis of the nuclear spindle…

To admit the action of pulling or dragging; to undergo draught; as, a carriage draws easily.

A drug, as ergot, which by exciting uterine contractions promotes the expulsion of the contents of the uterus.

An alkaloid constituting the active principle of ergot; -- so named from its power of producing abortion.