Webster's Dictionary, 1913

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Mho noun [ Anagram of ohm .] (Electricity) A unit of conductivity, being the reciprocal of the ohm.

Mhometer noun [ Mho + - meter .] (Electricity) An instrument for measuring conductivity.

Mhorr noun (Zoology) See Mohr .

Mi noun [ Italian ] (Mus.) A syllable applied to the third tone of the scale of C, i. e. , to E, in European solmization, but to the third tone of any scale in the American system.

Miamis noun plural ; sing. Miami (Ethnol.) A tribe of Indians that formerly occupied the country between the Wabash and Maumee rivers.

Miargyrite noun [ Greek ... less + ... silver. So called because it contains less silver than some kindred ore.] (Min.) A mineral of an iron-black color, and very sectile, consisting principally of sulphur, antimony, and silver.

Mias noun [ Malayan.] The orang-outang.

Miascite noun [ Named from Miask , in the Ural Mountains.] (Min.) A granitoid rock containing feldspar, biotite, elæolite, and sodalite.

Miasm noun [ Confer French miasme .] Miasma.

Miasma noun ; plural Miasmata . [ New Latin , from Greek ... defilement, from ... to pollute.] Infectious particles or germs floating in the air; air made noxious by the presence of such particles or germs; noxious effluvia; malaria.

Miasmal adjective Containing miasma; miasmatic.

Miasmatic, Miasmatical adjective [ Confer French miasmatique .] Containing, or relating to, miasma; caused by miasma; as, miasmatic diseases.

Miasmatist noun One who has made a special study of miasma.

Miasmology noun [ Miasma + -logy .] That department of medical science which treats of miasma.

Miaul intransitive verb [ imperfect & past participle Miauled ; present participle & verbal noun Miauling .] [ Confer French miauler , of imitative origin, and English mew . Confer Mewl .] To cry as a cat; to mew; to caterwaul. Sir W. Scott.

Miaul noun The crying of a cat.

Mica noun [ Latin mica crumb, grain, particle; confer French mica .] (Min.) The name of a group of minerals characterized by highly perfect cleavage, so that they readily separate into very thin leaves, more or less elastic. They differ widely in composition, and vary in color from pale brown or yellow to green or black. The transparent forms are used in lanterns, the doors of stoves, etc., being popularly called isinglass . Formerly called also cat-silver , and glimmer .

» The important species of the mica group are: muscovite , common or potash mica, pale brown or green, often silvery, including damourite (also called hydromica ); biotite , iron-magnesia mica, dark brown, green, or black; lepidomelane , iron, mica, black; phlogopite , magnesia mica, colorless, yellow, brown; lepidolite , lithia mica, rose- red, lilac.

Mica (usually muscovite, also biotite) is an essential constituent of granite, gneiss, and mica slate; biotite is common in many eruptive rocks; phlogopite in crystalline limestone and serpentine.

Mica diorite (Min.) , an eruptive rock allied to diorite but containing mica (biotite) instead of hornblende. -- Mica powder , a kind of dynamite containing fine scales of mica. -- Mica schist , Mica slate (Geol.) , a schistose rock, consisting of mica and quartz with, usually, some feldspar.

Micaceo-calcareous adjective (Geol.) Partaking of the nature of, or consisting of, mica and lime; -- applied to a mica schist containing carbonate of lime.

Micaceous adjective [ Confer French micacé .] Pertaining to, or containing, mica; splitting into laminæ or leaves like mica.

Mice noun , pl of Mouse .

Micella noun ; plural Micellæ . [ New Latin , dim. of Latin mica a morsel, grain.] (Biol.) A theoretical aggregation of molecules constituting a structural particle of protoplasm, capable of increase or diminution without change in chemical nature.

Mich, Miche intransitive verb [ Middle English michen ; confer Middle English muchier , mucier , to conceal, French musser , and Old High German mūhhen to waylay. Confer Micher , Curmudgeon , Muset .] To lie hid; to skulk; to act, or carry one's self, sneakingly. [ Obsolete or Colloq.] [ Written also meach and meech .] Spenser.

Michaelmas noun [ Michael + mass religious service; Middle English Mighelmesse .] The feast of the archangel Michael, a church festival, celebrated on the 29th of September. Hence, colloquially, autumn.

Michaelmas daisy . (Botany) See under Daisy .

Micher noun [ Middle English michare , muchare . See Mich .] One who skulks, or keeps out of sight; hence, a truant; an idler; a thief, etc. [ Obsolete] Shak.

Michery noun Theft; cheating. [ Obsolete] Gower.

Miching adjective Hiding; skulking; cowardly. [ Colloq.] [ Written also meaching and meeching .]

Mickle (mĭk"k'l) adjective [ Middle English mikel , muchel , mochel , mukel , Anglo-Saxon micel , mycel ; akin to Old Saxon mikil , Old High German mihil , mihhil , Icelandic mikill , mykill , Goth. mikils , Latin magnus , Greek me`gas , gen. mega`loy ; confer Sanskrit mahat . √103. Confer Much , Muckle , Magnitude .] Much; great. [ Written also muckle and mockle .] [ Old Eng. & Scot.] "A man of mickle might." Spenser.

Micmacs noun plural ; sing. Micmac (Ethnol.) A tribe of Indians inhabiting Nova Scotia and New Brunswick. [ Written also Mikmaks .]

Mico noun [ Spanish or Portuguese mico .] (Zoology) A small South American monkey ( Mico melanurus ), allied to the marmoset. The name was originally applied to an albino variety.

Micracoustic adjective Same as Microustic .

Micraster noun [ New Latin , from Greek mikro`s small + ... star.] (Paleon.) A genus of sea urchins, similar to Spatangus, abounding in the chalk formation; -- from the starlike disposal of the ambulacral furrows.

Micrencephalous [ Micr- + Greek ... brain.] Having a small brain.

Micro-, Micr- [ Greek mikro`s small.] A combining form signifying: (a) Small , little , trivial , slight ; as, micro cosm, micro scope. (b) (Metric System, Elec., Mech., etc.) A millionth part of ; as, micro farad, micro ohm, micro meter.

Micro-chemical adjective Of or pertaining to micro-chemistry; as, a micro-chemical test.

Micro-chemistry noun [ Micro- + chemistry .] The application of chemical tests to minute objects or portions of matter, magnified by the use of the microscopy; -- distinguished from macro-chemistry .

Microampère noun [ Micr- + ampère .] (Electricity) One of the smaller measures of electrical currents; the millionth part of one ampère.

Microanalysis noun [ Micro- + analysis .] Analysis of the structure of materials from careful observation of photomicrographs.

Microbacteria noun plural [ New Latin See Micro- , and Bacterium .] (Biol.) In the classification of Cohn, one of the four tribes of Bacteria.

» In this classification bacteria are divided into four tribes: 1. Spherobacteria , or spherical bacteria, as the genus Micrococcus . 2. Microbacteria , or bacteria in the form of short rods, including the genus Bacterium . 3. Desmobacteria , or bacteria in straight filaments, of which the genus Bacillus is a type. 4. Spirobacteria , or bacteria in spiral filaments, as the genus Vibrio .

Microbarograph noun [ Micro- + barograph .] An instrument for recording minor fluctuations of atmospheric pressure, as opposed to general barometric surges.

Microbe Mi*cro"bi*on noun [ New Latin microbion , from Greek ... little + ... life.] (Biol.) A microscopic organism; -- particularly applied to bacteria and especially to pathogenic forms; as, the microbe of fowl cholera.

Microbian adjective (Biol.) Of, pertaining to, or caused by, microbes; as, the microbian theory; a microbian disease.

Microbic adjective (Biol.) Of or pertaining to a microbe.

Microbicide noun [ Microbe + Latin caedere to kill.] (Biol.) Any agent detrimental to, or destructive of, the life of microbes or bacterial organisms.

Microbiology noun [ See Microbe ; -logy .] The study of minute organisms, or microbes, as the bacteria. -- Mi`cro*bi`o*log"ic*al adjective -- Mi`cro*bi*ol"o*gist noun

Microcephalic, Microcephalous adjective [ Micro- + cephalic , cephalous .] (Anat.) Having a small head; having the cranial cavity small; -- opposed to megacephalic .

Microchronometer noun A chronoscope.

Microcline noun [ Micro- + Greek ... to incline.] (Min.) A mineral of the feldspar group, like orthoclase or common feldspar in composition, but triclinic in form.

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

Micrococcus noun ; plural Micrococci . [ New Latin See Micro- , and Coccus .] (Biol.) 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 .

» Physiologically, micrococci are divided into three groups; chromogenic , characterized by their power of forming pigment; zymogenic , including those associated with definite chemical processes; and pathogenic , those connected with disease.

Microcosm noun [ French microcosme , Latin microcosmus , from Greek mikro`s small + ko`smos the world.] 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.