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A curve of third order, having three infinite branches in the direction and a fourth infinite branch in the opposite direction. Trident bat (Zoöl.), an Asiatic rhinolophid bat (Triænops Persicus), having the nose membrane in the shape of a trident.

heets so folded that each one makes thirty- two leaves; hence, indicating, more or less definitely, a size of book; -- usually written 32mo, or 32º, and called thirty-twomo.

An indefinite large quantity. Shak. A tun of man in thy large bulk is writ. Dryden.

An indefinite number more or less that twenty. Shak. Maximilian, upon twenty respects, could not have been the man. Bacon.

heets, each of which is folded into twenty- four leaves; hence, indicating more or less definitely a size of book whose sheets are so folded; -- usually written 24mo, or 24º.

A small shoot or branch of a tree or other plant, of no definite length or size. The Britons had boats made of willow twigs, covered on the outside with hides. Sir T. Raleigh. Twig borer (Zoöl.), any one of several species of small beetles which bore into twigs of shrubs and trees, as the apple-tree twig borer (Amphice…

Composed of parts united according to some definite law of twinning. See Twin, n., 4. Twin boat, or Twin ship (Naut.), a vessel whose deck and upper works rest on two parallel hulls. -- Twin crystal. See Twin, n., 4. -- Twin flower (Bot.), a delicate evergreen plant (Linnæa borealis) of northern climates, which has p…

of crystals, in reversed position with reference to each other in accordance with some definite law; also, rarely, in artificial twinning (accomplished for example by pressure), the process by which this reversal is brought about. Polysynthetic twinning, repeated twinning of crystal lamellæ, as that of the triclinic f…

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; -- "I've told you umpteen times not to do that." umpteenth. Ordinal of umpteen, with corresponding signification.…

Infinitely. [Obs.] I am . . . unboundably beholding to you. J. Webster (1607).

Questionable; equivocal; indefinite; problematical. "The fashion of uncertain evils." Milton. From certain dangers to uncertain praise. Dryden.

Not subject to condition or limitations; infinite; absolute; hence, inconceivable; incogitable. Sir W. Hamilton. The unconditioned (Metaph.), all that which is inconceivable and beyond the realm of reason; whatever is inconceivable under logical forms or relations.

To make indefinite; to obliterate or confuse the definition or limitations of.

o be the bearer of; to possess. [Obs.] Their virtues else, be they as pure as grace, As infinite as man may undergo. Shak.

Unorganized; without definite shape or structure; as, an unformed, or unorganized, ferment. Unformed stars (Astron.), stars not grouped into any constellation; informed stars. See Sporades.

at the molecules of all complete compounds are units, whose parts are bound together in definite structure, with mutual and reciprocal influence on each other, and are not mere aggregations of more or less complex groups; -- distinguished from the dualistic theory.

Any definite quantity, or aggregate of quantities or magnitudes taken as one, or for which 1 is made to stand in calculation; thus, in a table of natural sines, the radius of the circle is regarded as unity.

Undefined; indefinite; not bounded by proper exceptions; as, unlimited terms. "Nothing doth more prevail than unlimited generalities." Hooker.

Yet more; indefinitely more; above; over. From twenty years old and upward. Num. i. 3. Upward of, or Upwards of, more than; above. I have been your wife in this obedience Upward of twenty years. Shak.

Unsettled; unfixed; undetermined; indefinite; ambiguous; as, a vague idea; a vague proposition. This faith is neither a mere fantasy of future glory, nor a vague ebullition of feeling. I. Taylor. The poet turned away, and gave himself up to a sort of vague revery, which he called thought. Hawthorne.…