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Pertaining to, or founded on, the number sixty. Sexagesimal fractions or numbers (Arith. & Alg.), those fractions whose denominators are some power of sixty; as, astronomical fractions, because formerly there were no others used in astronomical calculations. -- Sexagesimal, or Sexagenary, arithmetic, the method of com…

Twentieth; divided into, or consisting of, twenties or twenty parts. Tylor.

The act of putting to death every twentieth man. [R.]

A plant (Macrochloa tenacissima) of North Africa; also, its fiber, used in paper making.

ice shad or allis shad. The name is sometimes applied to the American shad (Clupea sapidissima). See Shad.

cal day. See under Day. -- Astronomical fractions, Astronomical numbers. See under Sexagesimal.

The pulpy fruit of Persea gratissima, a tree of tropical America. It is about the size and shape of a large pear; -- called also avocado pear, alligator pear, midshipman's butter.

A condiment made from the sap of the bitter cassava (Manihot utilissima) deprived of its poisonous qualities, concentrated by boiling, and flavored with aromatics. See Pepper pot.

See Simar.

a), the quahog or round clam (Venus mercenaria), the sea clam or hen clam (Spisula solidissima), and other species of the United States. The name is said to have been given originally to the Tridacna gigas, a huge East Indian bivalve. You shall scarce find any bay or shallow shore, or cove of sand, where you may not ta…

A sight covering; a scarf. See Simar. Her body shaded with a light cymar. Dryden.

A plant (Liatris odoratissima) whose fleshy leaves give out a fragrance compared to vanilla. Wood.

lba); the little egret (A. garzetta), of Europe; and the American snowy egret (A. candidissima). A bunch of egrets killed for their plumage. G. W. Cable.

Any species of sea duck of the genus Somateria, esp. Somateria mollissima, which breeds in the northern parts of Europe and America, and lines its nest with fine down (taken from its own body) which is an article of commerce; -- called also eider duck. The American eider (S. Dresseri), the king eider (S. spectabilis),…

An infinitesimal part of anything of the same nature as the entire magnitude considered; as, in a solid an element may be infinitesimal portion between any two planes that are separated and indefinitely small distance. In the calculus, element is sometimes used as synonymous with differential.

A species of Spanish grass (Macrochloa tenacissima), of which cordage, shoes, baskets, etc., are made. It is also used for making paper.

Sword grass; any plant with sword-shaped leaves, esp. the European Iris foetidissima. [Written also gladwyn, gladdon, and glader.]

-- Green iron ore (Min.) dufrenite. -- Green laver (Bot.), an edible seaweed (Ulva latissima); -- called also green sloke. -- Green lead ore (Min.), pyromorphite. -- Green linnet (Zoöl.), the greenfinch. -- Green looper (Zoöl.), the cankerworm. -- Green marble (Min.), serpentine. -- Green mineral, a carbonate of…

, whatsoever things are of good report, . . . think on these things. Phil. iv. 8. Infinitesimal increment (Math.), an infinitesimally small variation considered in Differential Calculus. See Calculus. -- Method of increments (Math.), a calculus founded on the properties of the successive values of variable quantities…

ate; -- used reflexively, and followed by with before the person whose favor is sought. Lysimachus . . . ingratiated himself both with Philip and his pupil. Budgell.