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Any agent detrimental to, or destructive of, the life of microbes or bacterial organisms.

The study of minute organisms, or microbes, as the bacteria. -- Mi`cro*bi`o*log"ic*al (#), a. -- Mi`cro*bi*ol"o*gist (#), n.

Having a small head; having the cranial cavity small; -- opposed to Ant: megacephalic.

A chronoscope.

A mineral of the feldspar group, like orthoclase or common feldspar in composition, but triclinic in form.

Of or pertaining to micrococci; caused by micrococci. Nature.

A genus of Spherobacteria, in the form of very small globular or oval cells, forming, by transverse division, filaments, or chains of cells, or in some cases single organisms shaped like dumb-bells (Diplococcus), all without the power of motion. See Illust. of Ascoccus.

A little world; a miniature universe. Hence (so called by Paracelsus), a man, as a supposed epitome of the exterior universe or great world. Opposed to macrocosm. Shak.

Of or pertaining to the microcosm. Microcosmic salt (Chem.), a white crystalline substance obtained by mixing solutions of sodium phosphate and ammonium phosphate, and also called hydric-sodic- ammonic-phosphate. It is a powerful flux, and is used as a substitute for borax as a blowpipe reagent in testing for the metal…

Description of man as a microcosm.

A measure of electrical quantity; the millionth part of one coulomb.

Pertaining, or suited, to the audition of small sounds; fitted to assist hearing.

alf hydrogen molecule, or of the hydrogen atom, taken as the standard in comparing the atomic weights of the elements; thus, an atom of oxygen weighs sixteen microcriths. See Crith. J. P. Cooke.

Crystalline on a fine, or microscopic, scale; consisting of fine crystals; as, the ground mass of certain porphyrics is microcrystalline.

smaller than an ordinary corpuscle, and are particularly noticeable in disease, as in anæmia.

Having small teeth.

The millionth part of a farad.

A microscopic form of life; an animal or vegetable organism microscopic size.

An instrument for executing minute writing or engraving.

Of or pertaining to micrography.