The act of undulating; a waving motion or vibration; as, the undulations of a fluid, of water, or of air; the undulations of sound.

One who advocates the undulatory theory of light.

Consisting in, or accompanied by, undulations; undulatory.

Moving in the manner of undulations, or waves; resembling the motion of waves, which successively rise or swell rise or swell and fall; pertaining to a propagated alternating motion, similar to that of waves.

To remove the dullness of; to clear.

Undulating; undulatory.

In an undue manner.

To relieve from the dumps.

To free from dust.

Uninhabitable.

Not lived (in); -- with in.

Not dying; imperishable; unending; immortal; as, the undying souls of men.

Not eared, or plowed.

Not earned; not gained by labor or service.

To drive or draw from the earth; hence, to uncover; to bring out from concealment; to bring to light; to disclose; as, to unearth a secret.

Not terrestrial; supernatural; preternatural; hence, weird; appalling; terrific; as, an unearthly sight or sound.

Want of ease; uneasiness.

In an easy manner.

The quality or state of being uneasy; restlessness; disquietude; anxiety.

Not easy; difficult.

Not easily; hardly; scarcely.

To deprive of the edge; to blunt.

Ineffectual.

Not elastic; inelastic.

Inelasticity.

Inelegant.

Ineligible.

Not embarrassed.

Freedom from embarrassment.

Free from a corporeal body; disembodied; as, unembodied spirits.

Not empirically; without experiment or experience.

Not employed in manual or other labor; having no regular work.

Quality or state of being not employed; -- used esp. in economics, of the condition of various social classes when temporarily thrown out of employment, as those engaged for short periods, those whose trade is decaying, and those least competent.

To free from incumbrance; to disencumber.

Unending; endless.

To disentangle.

Not equal; not matched; not of the same size, length, breadth, quantity, strength, talents, acquirements, age, station, or the like; as, the fingers are of unequal length; peers and commoners are unequal in rank.

Not capable of being equaled or paralleled.

Not equaled; unmatched; unparalleled; unrivaled; exceeding; surpassing; -- in a good or bad sense; as, unequaled excellence; unequaled ingratitude or baseness.

In an unequal manner.

The quality or state of being unequal; inequality; unevenness.

Inequitable.

Want of equity or uprightness; injustice; wickedness; iniquity.

Not equivocal; not doubtful; not ambiguous; evident; sincere; plain; as, unequivocal evidence; unequivocal words.

Committing no mistake; incapable or error or failure certain; sure; unfailing; as, the unerring wisdom of God.

In an unerring manner.

Something not constituting essence, or something which is not of absolute necessity; as, forms are among the unessentials of religion.

In an unessential manner.

To disestablish.

With difficulty; scarcely. See Uneath.

Not even; not level; not uniform; rough; as, an uneven road or way; uneven ground.

Inevitable.

Not exact; inexact.

Having no example or similar case; being without precedent; unprecedented; unparalleled.

Not liable to any exception or objection; unobjectionable; faultless; good; excellent; as, a man of most unexceptionable character.

Not exceptive; not including, admitting, or being, an exception.

Inexcusable.

Inexhaustible.

Absence of expectation; want of foresight.

Not expected; coming without warning; sudden.

Inexpensive.

Inexperience.

Not experienced; being without experience; inexperienced.

Inexperienced.

Not expert; inexpert.

In an unexpert manner.

Inexpressible.

Not expressive; not having the power of utterance; inexpressive.

Inextinguishable.

Not extricable; inextricable.

To remove the face or cover from; to unmask; to expose.

Infallible.

Not failing; not liable to fail; inexhaustible; certain; sure.

Not fair; not honest; not impartial; disingenuous; using or involving trick or artifice; dishonest; unjust; unequal.

Absence or want of faith; faithlessness; distrust; unbelief.

Not faithful; not observant of promises, vows, allegiance, or duty; violating trust or confidence; treacherous; perfidious; as, an unfaithful subject; an unfaithful agent or servant.

Not falcated, or hooked.

Infallible.

To loose; to unfix; to unbind; to untie.

Having no father; fatherless; hence, born contrary to nature.

Not favorable; not propitious; adverse; contrary; discouraging.

To deprive of feathers; to strip.

Wanting regular features; deformed.

Not feat; not dexterous; unskillful; clumsy.

Destitute of feeling; void of sensibility; insensible; insensate.

Not feigned; not counterfeit; not hypocritical; real; sincere; genuine; as, unfeigned piety; unfeigned love to man.

To prevent from being a fellow or companion; to separate from one's fellows; to dissever.

Being without a fellow; unmatched; unmated.

To strip of a fence; to remove a fence from.

Not fertile; infertile; barren.

Unfit for a feast; hence, jaded; worn.

To loose from fetters or from restraint; to unchain; to unshackle; to liberate; as, to unfetter the mind.

To free from feudal customs or character; to make not feudal.

To remove from a file or record.

Not defiled; pure.

Unsuitable to a son or a daughter; undutiful; not becoming a child.

Not finished, not brought to an end; imperfect; incomplete; left in the rough; wanting the last hand or touch; as, an unfinished house; an unfinished picture; an unfinished iron casting.

Infirm.

Infirmness.

Not fit; unsuitable.

To loosen from a fastening; to detach from anything that holds; to unsettle; as, to unfix a bayonet; to unfix the mind or affections.

Not fledged; not feathered; hence, not fully developed; immature.

To deprive of flesh; to reduce a skeleton.

Not pertaining to the flesh; spiritual.

Inflexible.

Not flinching or shrinking; unyielding.

To strip of flowers.

To open; to expand; to become disclosed or developed.

One who, or that which, unfolds.

The acct of unfolding, or the state of being unfolded.

To restore from folly, or from being a fool.

To fail to foresee.

Incapable of being foreseen.

Deprived of the foreskin; circumcised.

Not forgettable; enduring in memory.

To decompose, or resolve into parts; to destroy the form of; to unmake.

Not fortunate; unsuccessful; not prosperous; unlucky; attended with misfortune; unhappy; as, an unfortunate adventure; an unfortunate man; an unfortunate commander; unfortunate business. An unfortunate person.

Not founded; not built or established.

To take apart, or destroy the frame of.

Infrangible.