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eplacement by bases; quadribasic; -- said of certain acids; thus, normal silicic acid, Si(OH)4, is a tetrabasic acid.

le of replacement ba acids or acid atoms; -- said of certain bases; thus, erythrine, C4H6(OH)4, is a tetracid alcohol.

A phenol derivative of cymene, C10H13.OH, isomeric with carvacrol, found in oil of thyme, and extracted as a white crystalline substance of a pleasant aromatic odor and strong antiseptic properties; -- called also hydroxy cymene.

ntrasted with the titanous compounds. Titanic acid (Chem.), a white amorphous powder, Ti.(OH)4, obtained by decomposing certain titanates; -- called also normal titanic acid. By extension, any one of a series of derived acids, called also metatitanic acid, polytitanic acid, etc. -- Titanic iron ore. (Min.) See Menacca…

Ohe who tosser. J. Fletcher.

ake up, a greater object of the same kind, as a part, branch, etc.; contributing; as, the Ohio has many tributary streams, and is itself tributary to the Mississippi.

density or other properties of some substance, for example, water. See Dyne, Erg, Farad, Ohm, Poundal, etc. -- Unit deme (Biol.), a unit of the inferior order or orders of individuality. -- Unit jar (Elec.), a small, insulated Leyden jar, placed between the electrical machine and a larger jar or battery, so as to an…

, that electro-motive force which steadily applied to a conductor whose resistance is one ohm will produce a current of one ampère. It is practically equivalent to

one having less than one fourth (Mich., Neb., Ore., Va.); one having less than one half (Ohio).

ous language. "Worst of all wightes." Chaucer. Every wight that hath discretion. Chaucer. Oh, say me true if thou wert mortal wight. Milton.

x metameric phenol derivatives of xylene, obtained as crystalline substances, (CH3)2.C6H3.OH.