Definition of Micro. Meaning of Micro. Synonyms of Micro

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Definition of Micro

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Bifilar micrometer
Bifilar Bi*fi"lar, a. [Pref. bi- + filar.] Two-threaded; involving the use of two threads; as, bifilar suspension; a bifilar balance. Bifilar micrometer (often called a bifilar), an instrument form measuring minute distances or angles by means of two very minute threads (usually spider lines), one of which, at least, is movable; -- more commonly called a filar micrometer.
Compound microscope
Microscope Mi"cro*scope, n. [Micro- + -scope.] An optical instrument, consisting of a lens, or combination of lenses, for making an enlarged image of an object which is too minute to be viewed by the naked eye. Compound microscope, an instrument consisting of a combination of lenses such that the image formed by the lens or set of lenses nearest the object (called the objective) is magnified by another lens called the ocular or eyepiece. Oxyhydrogen microscope, and Solar microscope. See under Oxyhydrogen, and Solar. Simple, or Single, microscope, a single convex lens used to magnify objects placed in its focus.
Compound microscope
Compound Com"pound, a. [OE. compouned, p. p. of compounen. See Compound, v. t.] Composed of two or more elements, ingredients, parts; produced by the union of several ingredients, parts, or things; composite; as, a compound word. Compound substances are made up of two or more simple substances. --I. Watts. Compound addition, subtraction, multiplication, division (Arith.), the addition, subtraction, etc., of compound numbers. Compound crystal (Crystallog.), a twin crystal, or one seeming to be made up of two or more crystals combined according to regular laws of composition. Compound engine (Mech.), a form of steam engine in which the steam that has been used in a high-pressure cylinder is made to do further service in a larger low-pressure cylinder, sometimes in several larger cylinders, successively. Compound ether. (Chem.) See under Ether. Compound flower (Bot.), a flower head resembling a single flower, but really composed of several florets inclosed in a common calyxlike involucre, as the sunflower or dandelion. Compound fraction. (Math.) See Fraction. Compound fracture. See Fracture. Compound householder, a householder who compounds or arranges with his landlord that his rates shall be included in his rents. [Eng.] Compound interest. See Interest. Compound larceny. (Law) See Larceny. Compound leaf (Bot.), a leaf having two or more separate blades or leaflets on a common leafstalk. Compound microscope. See Microscope. Compound motion. See Motion. Compound number (Math.), one constructed according to a varying scale of denomination; as, 3 cwt., 1 qr., 5 lb.; -- called also denominate number. Compound pier (Arch.), a clustered column. Compound quantity (Alg.), a quantity composed of two or more simple quantities or terms, connected by the sign + (plus) or - (minus). Thus, a + b - c, and bb - b, are compound quantities. Compound radical. (Chem.) See Radical. Compound ratio (Math.), the product of two or more ratios; thus ab:cd is a ratio compounded of the simple ratios a:c and b:d. Compound rest (Mech.), the tool carriage of an engine lathe. Compound screw (Mech.), a screw having on the same axis two or more screws with different pitch (a differential screw), or running in different directions (a right and left screw). Compound time (Mus.), that in which two or more simple measures are combined in one; as, 6-8 time is the joining of two measures of 3-8 time. Compound word, a word composed of two or more words; specifically, two or more words joined together by a hyphen.
Cypselus or Micropus apus
Swift Swift, n. 1. The current of a stream. [R.] --Walton. 2. (Zo["o]l.) Any one of numerous species of small, long-winged, insectivorous birds of the family Micropodid[ae]. In form and habits the swifts resemble swallows, but they are destitute of complex vocal muscles and are not singing birds, but belong to a widely different group allied to the humming birds. Note: The common European swift (Cypselus, or Micropus, apus) nests in church steeples and under the tiles of roofs, and is noted for its rapid flight and shrill screams. It is called also black martin, black swift, hawk swallow, devil bird, swingdevil, screech martin, and shreik owl. The common American, or chimney, swift (Ch[ae]tura pelagica) has sharp rigid tips to the tail feathers. It attaches its nest to the inner walls of chimneys, and is called also chimney swallow. The Australian swift (Ch[ae]tura caudacuta) also has sharp naked tips to the tail quills. The European Alpine swift (Cypselus melba) is whitish beneath, with a white band across the breast. The common Indian swift is Cypselus affinis. See also Palm swift, under Palm, and Tree swift, under Tree. 3. (Zo["o]l.) Any one of several species of lizards, as the pine lizard. 4. (Zo["o]l.) The ghost moth. See under Ghost. 5. [Cf. Swivel.] A reel, or turning instrument, for winding yarn, thread, etc.; -- used chiefly in the plural. 6. The main card cylinder of a flax-carding machine.
Double image micrometer
Micrometer Mi*crom"e*ter, n. [Micro- + -meter: cf. F. microm[`e]tre.] An instrument, used with a telescope or microscope, for measuring minute distances, or the apparent diameters of objects which subtend minute angles. The measurement given directly is that of the image of the object formed at the focus of the object glass. Circular, or Ring, micrometer, a metallic ring fixed in the focus of the object glass of a telescope, and used to determine differences of right ascension and declination between stars by observations of the times at which the stars cross the inner or outer periphery of the ring. Double image micrometer, a micrometer in which two images of an object are formed in the field, usually by the two halves of a bisected lens which are movable along their line of section by a screw, and distances are determined by the number of screw revolutions necessary to bring the points to be measured into optical coincidence. When the two images are formed by a bisected object glass, it is called a divided-object-glass micrometer, and when the instrument is large and equatorially mounted, it is known as a heliometer. Double refraction micrometer, a species of double image micrometer, in which the two images are formed by the double refraction of rock crystal. Filar, or Bifilar, micrometer. See under Bifilar. Micrometer caliper or gauge (Mech.), a caliper or gauge with a micrometer screw, for measuring dimensions with great accuracy. Micrometer head, the head of a micrometer screw. Micrometer microscope, a compound microscope combined with a filar micrometer, used chiefly for reading and subdividing the divisions of large astronomical and geodetical instruments. Micrometer screw, a screw with a graduated head used in some forms of micrometers. Position micrometer. See under Position. Scale, or Linear, micrometer, a minute and very delicately graduated scale of equal parts used in the field of a telescope or microscope, for measuring distances by direct comparison.
Double refraction micrometer
Micrometer Mi*crom"e*ter, n. [Micro- + -meter: cf. F. microm[`e]tre.] An instrument, used with a telescope or microscope, for measuring minute distances, or the apparent diameters of objects which subtend minute angles. The measurement given directly is that of the image of the object formed at the focus of the object glass. Circular, or Ring, micrometer, a metallic ring fixed in the focus of the object glass of a telescope, and used to determine differences of right ascension and declination between stars by observations of the times at which the stars cross the inner or outer periphery of the ring. Double image micrometer, a micrometer in which two images of an object are formed in the field, usually by the two halves of a bisected lens which are movable along their line of section by a screw, and distances are determined by the number of screw revolutions necessary to bring the points to be measured into optical coincidence. When the two images are formed by a bisected object glass, it is called a divided-object-glass micrometer, and when the instrument is large and equatorially mounted, it is known as a heliometer. Double refraction micrometer, a species of double image micrometer, in which the two images are formed by the double refraction of rock crystal. Filar, or Bifilar, micrometer. See under Bifilar. Micrometer caliper or gauge (Mech.), a caliper or gauge with a micrometer screw, for measuring dimensions with great accuracy. Micrometer head, the head of a micrometer screw. Micrometer microscope, a compound microscope combined with a filar micrometer, used chiefly for reading and subdividing the divisions of large astronomical and geodetical instruments. Micrometer screw, a screw with a graduated head used in some forms of micrometers. Position micrometer. See under Position. Scale, or Linear, micrometer, a minute and very delicately graduated scale of equal parts used in the field of a telescope or microscope, for measuring distances by direct comparison.
filar micrometer
Bifilar Bi*fi"lar, a. [Pref. bi- + filar.] Two-threaded; involving the use of two threads; as, bifilar suspension; a bifilar balance. Bifilar micrometer (often called a bifilar), an instrument form measuring minute distances or angles by means of two very minute threads (usually spider lines), one of which, at least, is movable; -- more commonly called a filar micrometer.
Lucernal microscope
Lucernal Lu*cer"nal, a. [L. lucerna a lamp.] Of or pertaining to a lamp. Lucernal microscope, a form of the microscope in which the object is illuminated by means of a lamp, and its image is thrown upon a plate of ground glass connected with the instrument, or on a screen independent of it.
Micro-
Micro- Mi"cro-, Micr- Mi"cr- . [Gr. mikro`s small.] A combining form signifying: (a) Small, little, trivial, slight; as, microcosm, microscope. (b) (Metric System, Elec., Mech., etc.) A millionth part of; as, microfarad, microohm, micrometer.
Microampere
Microampere Mi`cro*am`p[`e]re", n. [Micr- + amp[`e]re.] (Elec.) One of the smaller measures of electrical currents; the millionth part of one amp[`e]re.
Microanalysis
Microanalysis Mi`cro*a*nal"y*sis, n. [Micro- + analysis.] Analysis of the structure of materials from careful observation of photomicrographs.
Microbacteria
Microbacteria Mi`cro*bac*te"ri*a, n. pl. [NL. See Micro-, and Bacterium.] (Biol.) In the classification of Cohn, one of the four tribes of Bacteria. Note: 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
Microbarograph Mi`cro*bar"o*graph, n. [Micro- + barograph.] An instrument for recording minor fluctuations of atmospheric pressure, as opposed to general barometric surges.
Microbe
Microbe Mi"crobe, Microbion Mi*cro"bi*on, n. [NL. microbion, fr. Gr. ? little + ? life.] (Biol.) A microscopic organism; -- particularly applied to bacteria and especially to pathogenic forms; as, the microbe of fowl cholera.
Microbian
Microbian Mi*cro"bi*an, a. (Biol.) Of, pertaining to, or caused by, microbes; as, the microbian theory; a microbian disease.
Microbic
Microbic Mi*crob"ic, a. (Biol.) Of or pertaining to a microbe.
Microbicide
Microbicide Mi*crob"i*cide, n. [Microbe + L. caedere to kill.] (Biol.) Any agent detrimental to, or destructive of, the life of microbes or bacterial organisms.
Microbiological
Microbiology Mi`cro*bi*ol"o*gy, n. [See Microbe; -logy.] 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.
Microbiologist
Microbiology Mi`cro*bi*ol"o*gy, n. [See Microbe; -logy.] 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.
Microbiology
Microbiology Mi`cro*bi*ol"o*gy, n. [See Microbe; -logy.] 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.
Microbion
Microbe Mi"crobe, Microbion Mi*cro"bi*on, n. [NL. microbion, fr. Gr. ? little + ? life.] (Biol.) A microscopic organism; -- particularly applied to bacteria and especially to pathogenic forms; as, the microbe of fowl cholera.
Microcephalic
Microcephalic Mi`cro*ce*phal"ic, Microcephalous Mi`cro*ceph"a*lous, a. [Micro- + cephalic, cephalous.] (Anat.) Having a small head; having the cranial cavity small; -- opposed to megacephalic.
Microcephalous
Microcephalic Mi`cro*ce*phal"ic, Microcephalous Mi`cro*ceph"a*lous, a. [Micro- + cephalic, cephalous.] (Anat.) Having a small head; having the cranial cavity small; -- opposed to megacephalic.
Microchaera albocoronata
Snowcap Snow"cap`, n. (Zo["o]l.) A very small humming bird (Microch[ae]ra albocoronata) native of New Grenada. Note: The feathers of the top of the head are white and snining, the body blue black with a purple and bronzy luster. The name is applied also to Microch[ae]ra parvirostris of Central America, which is similar in color.
Microchaera parvirostris
Snowcap Snow"cap`, n. (Zo["o]l.) A very small humming bird (Microch[ae]ra albocoronata) native of New Grenada. Note: The feathers of the top of the head are white and snining, the body blue black with a purple and bronzy luster. The name is applied also to Microch[ae]ra parvirostris of Central America, which is similar in color.
Micro-chemical
Micro-chemical Mi`cro-chem"ic*al, a. Of or pertaining to micro-chemistry; as, a micro-chemical test.
Micro-chemistry
Micro-chemistry Mi`cro-chem"is*try, n. [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.
Microchronometer
Microchronometer Mi`cro*chro*nom"e*ter, n. A chronoscope.
Microcline
Microcline Mi"cro*cline, n. [Micro- + Gr. ? to incline.] (Min.) A mineral of the feldspar group, like orthoclase or common feldspar in composition, but triclinic in form.
Micrococcal
Micrococcal Mi`cro*coc"cal, a. Of or pertaining to micrococci; caused by micrococci. --Nature.

Meaning of Micro from wikipedia

- Micro may refer to: micro- (μ), a prefix in the SI and other systems of units denoting a factor of 10−6 (one millionth) Micro, North Carolina, town in...
- Micro- (symbol µ) is a unit prefix in the metric system denoting a factor of 10−6 (one millionth). Confirmed in 1960, the prefix comes from the Gr****...
- Ingram Micro is an American distributor of information technology products. The company ranked 64th in the 2016 Fortune 500. In December 2016, Tianhai...
- Advanced Micro Devices, Inc. (AMD) is an American multinational semiconductor company based in Santa Clara, California, that develops computer processors...
- work at Honeywell. The January 1975 issue of Po****r Electronics featured Micro Instrumentation and Telemetry Systems's (MITS) Altair 8800 microcomputer...
- The British Broadcasting Corporation Microcomputer System, or BBC Micro, is a series of microcomputers and ****ociated peripherals designed and built by...
- The Micro Four Thirds system (MFT or M4/3) is a standard released by Olympus and Panasonic in 2008, for the design and development of mirrorless interchangeable...
- output) are also personal computers (in the generic sense). The abbreviation micro was common during the 1970s and 1980s, but has now fallen out of common...
- Game Boy Micro (ゲームボーイミクロ, Gēmu Bōi mikuro) (stylized as GAME BOY micro) is a handheld game console developed and manufactured by Nintendo. It was first...
- Micro Machines: The Original Scale Miniatures, also called Micro Machines or simply The Micros, are a line of toys originally made by Galoob (now part...
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