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Ultimately

As a final consequence; at last; in the end; as, afflictions often tend to correct immoral habits, and ultimately prove blessings.

Ultimation

State of being ultimate; that which is ultimate, or final; ultimatum.

Ultimatum

A final proposition, concession, or condition; especially, the final propositions, conditions, or terms, offered by either of the parties in a diplomatic negotiation; the most favorable terms that a negotiator can offer, the rejection of which usually puts an end to the hesitation.

Ultimity

The last stage or consequence; finality.

Ultion

The act of taking vengeance; revenge.

Ultra

One who advocates extreme measures; an ultraist; an extremist; a radical.

Ultra-

A prefix from the Latin ultra beyond (see Ulterior), having in composition the signification beyond, on the other side, chiefly when joined with words expressing relations of place; as, ultramarine, ultramontane, ultramundane, ultratropical, etc. In other relations it has the sense of excessively, exceedingly, beyond what is common, natural, right, or proper; as, ultraconservative; ultrademocratic, ultradespotic, ultraliberal, ultraradical, etc.

Ultragaseous

Having the properties exhibited by gases under very low pressures (one millionth of an atmosphere or less). Matter under this condition, which has been termed the fourth state of matter, is sometimes called radiant matter.

Ultraism

The principles of those who advocate extreme measures, as radical reform, and the like.

Ultraist

One who pushes a principle or measure to extremes; an extremist; a radical; an ultra.

Ultramarine

A blue pigment formerly obtained by powdering lapis lazuli, but now produced in large quantities by fusing together silica, alumina, soda, and sulphur, thus forming a glass, colored blue by the sodium polysulphides made in the fusion. Also used adjectively.

Ultramontane

One who resides beyond the mountains, especially beyond the Alps; a foreigner.

Ultramontanism

The principles of those within the Roman Catholic Church who maintain extreme views favoring the pope's supremacy; -- so used by those living north of the Alps in reference to the Italians; -- rarely used in an opposite sense, as referring to the views of those living north of the Alps and opposed to the papal claims. Cf. Gallicanism.

Ultramundane

Being beyond the world, or beyond the limits of our system.

Ultrared

Situated beyond or below the red rays; as, the ultrated rays of the spectrum, which are less refrangible than the red.

Ultratropical

Situated beyond, or outside of, the tropics; extratropical; also, having an excessively tropical temperature; warmer than the tropics.

Ultraviolet

Lying outside the visible spectrum at its blue-violet end; -- said of light more refrangible (i. e. having a shorter wavelength) than the extreme violet rays of the visible spectrum. Electromagnetic radiation with wavelengths shorter than those of ultrviolet light are not usually considered as light waves, but are classified differently. The ultraviolet region of the electromagnetic spectrum is generally considered as comprising those electromagnetic emissions with wavelengths lying between those of visible light and those of X-rays, i. e. between 4000 Angstroms and 100 Angstroms.

Ultrazodiacal

Outside the zodiac; being in that part of the heavens that is more than eight degrees from the ecliptic; as, ultrazodiacal planets, that is, those planets which in part of their orbits go beyond the zodiac.

Ulula

A genus of owls including the great gray owl (Ulula cinerea) of Arctic America, and other similar species. See Illust. of Owl.

Ululate

To howl, as a dog or a wolf; to wail; as, ululating jackals.

Ululation

A howling, as of a dog or wolf; a wailing.

Ulva

A genus of thin papery bright green seaweeds including the kinds called sea lettuce.

Umbecast

To cast about; to consider; to ponder.

Umbel

A kind of flower cluster in which the flower stalks radiate from a common point, as in the carrot and milkweed. It is simple or compound; in the latter case, each peduncle bears another little umbel, called umbellet, or umbellule.

Umbellar

Of or pertaining to an umbel; having the form of an umbel.

Umbellated Umbellate

Bearing umbels; pertaining to an umbel; umbel-like; as, umbellate plants or flowers.

Umbellet

A small or partial umbel; an umbellule.

Umbellic

Pertaining to, or obtained from, certain umbelliferous plants; as, umbellic acid.

Umbelliferone

A tasteless white crystalline substance, C9H6O3, found in the bark of a certain plant (Daphne Mezereum), and also obtained by the distillation of certain gums from the Umbelliferae, as galbanum, asafetida, etc. It is analogous to coumarin. Called also hydroxy-coumarin. Its strong fluorescence under ultraviolet light makes it useful in analytical biochemistry, as, for example, to detect phosphatase activity by hydrolysis of umbelliferyl phosphate.

Umbelliferous

Producing umbels. Of or pertaining to a natural order (Umbelliferae) of plants, of which the parsley, carrot, parsnip, and fennel are well-known examples.

Umbellularia

A genus of deep-sea alcyonaria consisting of a cluster of large flowerlike polyps situated at the summit of a long, slender stem which stands upright in the mud, supported by a bulbous base.

Umber

To color with umber; to shade or darken; as, to umber over one's face.

Umbery

Of or pertaining to umber; like umber; as, umbery gold.

Umbilical

Of or pertaining to an umbilicus, or umbilical cord; umbilic.

Umbilicated Umbilicate

Depressed in the middle, like a navel, as a flower, fruit, or leaf; navel-shaped; having an umbilicus; as, an umbilicated smallpox vesicle. Supported by a stalk at the central point.

Umbilication

A slight, navel-like depression, or dimpling, of the center of a rounded body; as, the umbilication of a smallpox vesicle; also, the condition of being umbilicated.

Umbilicus

The depression, or mark, in the median line of the abdomen, which indicates the point where the umbilical cord separated from the fetus; the navel; the belly button, in humans.

Umbles

The entrails and coarser parts of a deer; hence, sometimes, entrails, in general.

Umbo

The boss of a shield, at or near the middle, and usually projecting, sometimes in a sharp spike.

Umbra

The conical shadow projected from a planet or satellite, on the side opposite to the sun, within which a spectator could see no portion of the sun's disk; -- used in contradistinction from penumbra. See Penumbra. The central dark portion, or nucleus, of a sun spot. The fainter part of a sun spot; -- now more commonly called penumbra.

Umbraculiform

Having the form of anything that serves to shade, as a tree top, an umbrella, and the like; specifically (Bot.), having the form of an umbrella; umbrella-shaped.

Umbrage

Shade; shadow; obscurity; hence, that which affords a shade, as a screen of trees or foliage.

umbrageous

Forming or affording a shade; shady; shaded; as, umbrageous trees or foliage.

Umbrate

To shade; to shadow; to foreshadow.

Umbratical Umbratic

Of or pertaining to the shade or darkness; shadowy; unreal; secluded; retired.

Umbratious

Suspicious; captious; disposed to take umbrage.

Umbrella

A shade, screen, or guard, carried in the hand for sheltering the person from the rays of the sun, or from rain or snow. It is formed of silk, cotton, or other fabric, extended on strips of whalebone, steel, or other elastic material, inserted in, or fastened to, a rod or stick by means of pivots or hinges, in such a way as to allow of being opened and closed with ease. See Parasol.

Umbriere Umbrere

In ancient armor, a visor, or projection like the peak of a cap, to which a face guard was sometimes attached. This was sometimes fixed, and sometimes moved freely upon the helmet and could be raised like the beaver. Called also umber, and umbril.

Umbrosity

The quality or state of being umbrose; shadiness.

umhofo

An African two-horned rhinoceros (Atelodus simus or Rhinoceros simus); -- called also chukuru, and white rhinoceros.

umlaut

The euphonic modification of a root vowel sound by the influence of a, u, or especially i, in the syllable which formerly followed.

Umlauted

Having the umlaut; as, umlauted vowels.

Umpirage

The office of an umpire; the power, right, or authority of an umpire to decide.

Umpire

To act as umpire or arbitrator.

umpteen

An indefinite number, usu. more than ten and less than one hundred; a lot. Often used hyperbolically, and usually expressing the notion of more than the usual number or more than I would like.

umpteenth

Ordinal of umpteen, with corresponding signification; as, for the umpteenth time, I'm telling you to stop.

umquhile

Some time ago; formerly. Former.

Un-

An inseparable prefix, or particle, signifying not; in-; non-. In- is prefixed mostly to words of Latin origin, or else to words formed by Latin suffixes; un- is of much wider application, and is attached at will to almost any adjective, or participle used adjectively, or adverb, from which it may be desired to form a corresponding negative adjective or adverb, and is also, but less freely, prefixed to nouns. Un- sometimes has merely an intensive force; as in unmerciless, unremorseless.

Un-Mosaic

Not according to Moses; unlike Moses or his works.

Unable

Not able; not having sufficient strength, means, knowledge, skill, or the like; impotent; weak; helpless; incapable; -- now usually followed by an infinitive or an adverbial phrase; as, unable for work; unable to bear fatigue.

Unabridged

Not abridged, or shortened; full; complete; entire; whole.

Unabsorbable

Not absorbable; specifically (Physiol.), not capable of absorption; unable to pass by osmosis into the circulating blood; as, the unabsorbable portion of food.

Unacceptable

Not acceptable; not pleasing; not welcome; unpleasant; disagreeable; displeasing; offensive.

Unaccomplished

Not accomplished or performed; unfinished; also, deficient in accomplishment; unrefined.

Unaccustomed

Not used; not habituated; unfamiliar; unused; -- with to.

Unacquaintance

The quality or state of being unacquainted; want of acquaintance; ignorance.

Unadvised

Not prudent; not discreet; ill advised.

Unaffected

Not affected or moved; destitute of affection or emotion; uninfluenced.

Unalist

An ecclesiastic who holds but one benefice; -- distinguished from pluralist.

Unallied

Not allied; having no ally; having no connection or relation; as, unallied species or genera.

Unalloyed

Not alloyed; not reduced by foreign admixture; unmixed; unqualified; pure; as, unalloyed metals; unalloyed happiness.

Unambiguity

Absence of ambiguity; clearness; perspicuity.

Unamiability

The quality or state of being unamiable; moroseness.

Unamiable

Not amiable; morose; ill-natured; repulsive.

Unanchor

To loose from the anchor, as a ship.

Unaneled

Not aneled; not having received extreme unction.

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