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ch is required to supply a deficiency, or to complete a symmetrical whole. History is the complement of poetry. Sir J. Stephen.

Supplying, or tending to supply, a deficiency; fully completing. "Complemental ceremony." Prynne.

Serving to fill out or to complete; as, complementary numbers. Complementary colors. See under Color. -- Complementary angles (Math.), two angles whose sum is 90°.

ntal colors (Opt.), colors depending on the hypersensibility of the retina of the eye for complementary colors. They are purely subjective sensations of color which often result from the contemplation of actually colored bodies. -- Accidental point (Persp.), the point in which a right line, drawn from the eye, paralle…

cing a primary sensation, and reproducing the primary sensation in positive, negative, or complementary form. The aftersensation may be continuous with the primary sensation or follow it after an interval.

responding to a logarithm. The word has been sometimes, though rarely, used to denote the complement of a given logarithm; also the logarithmic cosine corresponding to a given logarithmic sine. -- An`ti*log`a*rith"mic, a.

or pertaining to arithmetic; according to the rules or method of arithmetic. Arithmetical complement of a logarithm. See Logarithm. -- Arithmetical mean. See Mean. -- Arithmetical progression. See Progression. -- Arithmetical proportion. See Proportion.

To match; to mate in contest; to furnish a complement to; as, to cap text; to cap proverbs. Shak. Now I have him under girdle I'll cap verses with him to the end of the chapter. Dryden.

The nest complement of eggs of a bird. Bayonet clutch (Mach.), a clutch in which connection is made by means of bayonets attached to arms sliding on a feathered shaft. The bayonets slide through holes in a crosshead fastened on the shaft.

The complement of the latitude, or the difference between any latitude and ninety degrees.

The complement of attributes which make up the notion signified by a general term.

The secant of the complement of an arc or angle. See Illust. of Functions.

The sine of the complement of an arc or angle. See Illust. of Functions.

The tangent of the complement of an arc or angle. See Illust. of Functions.

ich is adapted to another thing, or which suplements it; that which serves to complete or complement anything; hence, a person or thing having qualities lacking in another; an opposite. O counterpart Of our soft sex, well are you made our lords. Dryden.

The versed sine of the complement of an arc or angle. See Illust. of Functions.

(Astron.), the distance on the heavens of a heavenly body from the north pole. It is the complement of the declination. -- Zenith distance (Astron.), the arc on the heavens from a heavenly body to the zenith of the observer. It is the complement of the altitude. -- To keep one's distance, to stand aloof; to refrain…

A system of jurisprudence, supplemental to law, properly so called, and complemental of it. Equity had been gradually shaping itself into a refined science which no human faculties could master without long and intense application. Macaulay.

ommon; as, the gnomon bcdefg of the parallelograms ac and af. The parallelogram bf is the complement of the parallelogram df.

inst right reason all your counsels go. Dryden. To master the foul flend there goeth some complement knowledge of theology. Sir W. Scott.