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ial sines, logarithms of the natural sines, or logarithmic sines. -- Curve of sines. See Sinusoid. -- Natural sines, the decimals expressing the values of the sines, the radius being unity. -- Sine of an angle, in a circle whose radius is unity, the sine of the arc that measures the angle; in a right-angled triangle…

e margin alternately curved inward and outward; having rounded lobes separated by rounded sinuses; sinuous; wavy.

Having a pallial sinus. See under Sinus.

A cavity or pouch beneath the lower eyelid of most deer and antelope; the lachrymal sinus; larmier. It is capable of being opened at pleasure and secretes a waxy substance.

Having three lobes. Three-lobed leaf (Bot.), a leaf divided into three parts, the sinuses extending not more than half way to the middle, and either the parts of the sinuses being rounded.

ralian burrowing marsupials of the genus Phascolomys, especially the common species (P. ursinus). They are nocturnal in their habits, and feed mostly on roots.