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A combining form from L. plus, pluris, more, many; as pluriliteral.

An expression composed of two or more terms, connected by the signs plus or minus; as, a2 - 2ab + b2.

e. [R.] -- Positive quantity (Alg.), an affirmative quantity, or one affected by the sign plus [+]. -- Positive rotation (Mech.), left-handed rotation. -- Positive sign (Math.), the sign [+] denoting plus, or more, or addition.

To perplex; to confuse; to embarrass; to put to a stand; to nonplus. A very shrewd disputant in those points is dexterous in puzzling others. Dr. H. More. He is perpetually puzzled and perplexed amidst his own blunders. Addison.

A polynomial of four terms connected by the signs plus or minus.

Surplusage inserted in a pleading which may be rejected by the court without impairing the validity of what remains.

Resisting pressure or the effect of it; acting against impluse by elastic force. "[Muscles] soft and yet renitent." Ray.

or saying again; iteration. I need not be barren of accusations; he hath faults, with surplus to tire in repetition. Shak.

A surplus held as a reserved fund by a bank to equalize its dividends, etc.; in the Bank of England, the balance of assets above liabilities. [Eng.]

adult moth of any silkworm. See Silkworm. -- Silk shag, a coarse, rough-woven silk, like plush, but with a stiffer nap. -- Silk spider (Zoöl.), a large spider (Nephila plumipes), native of the Southern United States, remarkable for the large quantity of strong silk it produces and for the great disparity in the sizes…

e family Uranoscopidæ. The common species of the Eastern United States are Astroscopus anoplus, and A. guttatus. So called from the position of the eyes, which look directly upward.

To challenge; also, to nonplus. [Colloq.]

perform works of supererogation; to atone (for a dificiency in another) by means of a surplus action or quality. The fervency of one man in prayer can not supererogate for the coldness of another. Milton.

Overplus or excess of proportion. Sir K. Digby.

The act of surcharging; also, surcharge, surplus. [Obs.] Daniel.

Increase; addition; surplus. [Obs.] Sir H. Wotton.

ithin the tontine period only the face of the policy was paid without any share of the surplus, and the survivor at the end of the tontine period received the entire surplus. This plan of tontine insurance has been replaced in the United States by the semitontine plan, in which the surplus is divided among the holders…

fferent powers, as a, b, c, a2, a3, xn, and the like. -- Unlike signs (Math.), the signs plus (+) and minus (-).