<B>micromorphological, </B>adjective.<DL COMPACT><DD> of or having to do with micromorphology. </DL>
<A NAME="micromorphology">
<B>micromorphology, </B>noun.<DL COMPACT><DD> the morphology of microscopic structures or bodies. <BR> <I>Ex. studies in the micromorphology of soil.</I> </DL>
<A NAME="micromotion">
<B>micromotion, </B>noun.<DL COMPACT><DD> an exceedingly short (in duration or length) motion or series of motions. </DL>
<A NAME="micromount">
<B>micromount, </B>noun.<DL COMPACT><DD> a small specimen, such as of a mineral or similar object, mounted for display in a small box or kept for viewing under a low-power microscope. </DL>
<A NAME="micron">
<B>micron, </B>noun, pl. <B>-crons</B> or <B>-cra.</B><DL COMPACT><DD><B> 1. </B>a unit of length equal to one millionth of a meter. <DD><B> 2. </B>a colloidal particle with a diameter ranging from 1/100 to 1/5000 of a millimeter. Also, <B>mikron.</B> </DL>
<A NAME="microneedle">
<B>microneedle, </B>noun.<DL COMPACT><DD> a fine glass needle used in micromanipulation. </DL>
<A NAME="micronesian">
<B>Micronesian, </B>adjective, noun.<DL COMPACT><DD><I>adj. </I> of or having to do with Micronesia (a group of small islands in the Pacific, east of the Philippines), its people, or their languages. <DD><I>noun </I> <B>1. </B>one of the natives of Micronesia, of mixed Melanesian, Polynesian, and Malay stock. <DD><B> 2. </B>any one of the Austronesian languages spoken by these people. </DL>
<A NAME="micronucleus">
<B>micronucleus, </B>noun, pl. <B>-clei,</B> <B>-cleuses.</B><DL COMPACT><DD> the smaller of two kinds of nuclei of ciliate protozoans, containing chromatin materials necessary for reproduction. There can be one or more micronuclei in a cell. <BR> <I>Ex. The nuclei are 2 in number, a large macronucleus concerned with vegetative functions, and a smaller micronucleus that is important in reproduction (Hegner and Stiles).</I> </DL>
<B>microorganism, </B>noun.<DL COMPACT><DD> an animal or vegetable organism too small to be seen except with a microscope. Bacteria are microorganisms. (SYN) microbe. </DL>
<A NAME="microorganismal">
<B>microorganismal, </B>adjective.<DL COMPACT><DD> of or produced by microorganisms. <BR> <I>Ex. Every puff of wind, every drop of water, and every handful of dust contains microorganismal life in one form or another (Joshua Lederberg).</I> </DL>
<B>micropaleontologist, </B>noun.<DL COMPACT><DD> a person skilled or trained in micropaleontology. </DL>
<A NAME="micropaleontology">
<B>micropaleontology, </B>noun.<DL COMPACT><DD> the branch of paleontology which studies fossils of microscopic size. It is of great importance in oil exploration. </DL>
<A NAME="microparasite">
<B>microparasite, </B>noun.<DL COMPACT><DD> a parasitic microorganism. </DL>
<A NAME="microparasitic">
<B>microparasitic, </B>adjective.<DL COMPACT><DD> having the character of, having to do with, or caused by microparasites. <BR> <I>Ex. microparasitic diseases.</I> </DL>
<A NAME="microphobia">
<B>microphobia, </B>noun.<DL COMPACT><DD> an abnormal fear of bacteria, parasites, or small objects. </DL>
<A NAME="microphone">
<B>microphone, </B>noun.<DL COMPACT><DD> an instrument for magnifying small sounds or for transmitting sounds. Microphones change sound waves into variations of an electric current. Radio and television stations use microphones for broadcasting. The mouthpiece of a telephone contains a microphone. </DL>
<A NAME="microphonic">
<B>microphonic, </B>adjective.<DL COMPACT><DD> having to do with a microphone; serving to magnify small sounds. </DL>
<A NAME="microphonics">
<B>microphonics, </B>noun.<DL COMPACT><DD><B> 1. </B>the science of magnifying small sounds. <DD><B> 2. </B>noise caused by mechanical shocks or vibrations. </DL>
<A NAME="microphotograph">
<B>microphotograph, </B>noun, verb.<DL COMPACT><DD><I>noun </I> <B>1. </B>a photograph too small to be deciphered by the naked eye. It has to be enlarged for viewing. <DD><B> 2. </B>a photograph made on, or printed from, microfilm. <DD><B> 3. </B><B>=photomicrograph.</B> <DD><I>v.t. </I> to make a microphotograph of. <BR> <I>Ex. Although the capsule is relatively large, its restricted space will require all printed information to be microphotographed (Science News).</I> </DL>
<A NAME="microphotographic">
<B>microphotographic, </B>adjective.<DL COMPACT><DD> having to do with or connected with microphotography. adv. <B>microphotographically.</B> </DL>
<A NAME="microphotography">
<B>microphotography, </B>noun.<DL COMPACT><DD> the photographing of objects of any size upon a microscopic or very small scale. </DL>
<A NAME="microphotometer">
<B>microphotometer, </B>noun.<DL COMPACT><DD> a type of densitometer that measures and analyzes light passed through a photographic negative. It is particularly useful in detecting cancerous tissue and in determining the magnitude of stars. <BR> <I>Ex. The light the cells give off can be measured with a microphotometer (Science News Letter).</I> </DL>
<A NAME="microphotometric">
<B>microphotometric, </B>adjective.<DL COMPACT><DD> of or having to do with a microphotometer. adv. <B>microphotometrically.</B> </DL>
<A NAME="microphysical">
<B>microphysical, </B>adjective.<DL COMPACT><DD> of or having to do with microphysics. </DL>
<A NAME="microphysics">
<B>microphysics, </B>noun.<DL COMPACT><DD> the branch of physics that studies the components of minute mass, and especially the elementary subatomic particles and structure of matter. </DL>
<A NAME="microphyte">
<B>microphyte, </B>noun.<DL COMPACT><DD> a microscopic plant, especially a bacterium. </DL>
<A NAME="microphytic">
<B>microphytic, </B>adjective.<DL COMPACT><DD> having to do with or caused by microphytes. <BR> <I>Ex. microphytic diseases.</I> </DL>
<A NAME="micropipette">
<B>micropipette, </B>noun.<DL COMPACT><DD> a very fine pipette used in micromanipulation. </DL>
<A NAME="micropopulation">
<B>micropopulation, </B>noun.<DL COMPACT><DD> the population of microorganisms living in a particular habitat. <BR> <I>Ex. the micropopulation of soil and water.</I> </DL>
<A NAME="microporous">
<B>microporous, </B>adjective.<DL COMPACT><DD> having very small pores. <BR> <I>Ex. These have high absorbency and a microporous structure that makes them extremely suitable for use as molecular sieves (New Scientist).</I> </DL>
<A NAME="microprint">
<B>microprint, </B>noun.<DL COMPACT><DD> a microphotograph of newspapers, records, or other printed matter, having such small dimensions that it must be read with a magnifying device. </DL>
<A NAME="microprobe">
<B>microprobe, </B>noun.<DL COMPACT><DD> an instrument using a very fine-focused electron beam, usually in combination with optical apparatus, to microanalyze the chemical composition of rocks, minerals, glasses, and alloys. </DL>
<A NAME="microprocessor">
<B>microprocessor, </B>noun.<DL COMPACT><DD> an electronic processor contained in a chip as small as a quarter of an inch square, or in a few such chips, and able to perform the logic, arithmetic, and control functions of a processor made from larger components. <BR> <I>Ex. The microprocessor is basically a grouping of thousands of tiny transistors and other electronic components (New York Times).</I> </DL>
<A NAME="microprogram">
<B>microprogram, </B>noun, verb, <B>-grammed,</B> <B>-gramming</B> or <B>-gramed,</B> <B>-graming.</B><DL COMPACT><DD><I>noun </I> a routine stored in the memory of a computer, used as part of a more complex program or to control the operations of a subordinate computer. <BR> <I>Ex. In the 1970s, Babcock believes, writable control stores and loadable microprograms will become common (New Scientist and Science Journal).</I> <DD><I>v.t. </I> to provide (a computer) with a microprogram. </DL>
<A NAME="microprogrammable">
<B>microprogrammable, </B>adjective.<DL COMPACT><DD> capable of being microprogrammed. </DL>
<A NAME="microprojection">
<B>microprojection, </B>noun.<DL COMPACT><DD> the projecting of a greatly enlarged image of a minute object on a screen by means of a microprojector. <BR> <I>Ex. "Discovery '63" covers ... microprojection of tiny objects and organisms (Time).</I> </DL>
<A NAME="microprojector">
<B>microprojector, </B>noun.<DL COMPACT><DD> an apparatus, consisting of a microscope lens system and an illuminator, that projects enlarged images of minute objects on a screen. </DL>
<A NAME="micropterism">
<B>micropterism, </B>noun.<DL COMPACT><DD> (Zoology.) abnormally small wing or fin development. </DL>
<A NAME="micropterous">
<B>micropterous, </B>adjective.<DL COMPACT><DD> (Zoology.) having abnormally small wings or fins. </DL>
<A NAME="micropulsation">
<B>micropulsation, </B>noun.<DL COMPACT><DD> an extremely small fluctuation in the earth's magnetic field. </DL>
<A NAME="micropylar">
<B>micropylar, </B>adjective.<DL COMPACT><DD> having to do with or characteristic of a micropyle. <BR> <I>Ex. the micropylar end of the embryo sac.</I> </DL>
<A NAME="micropyle">
<B>micropyle, </B>noun.<DL COMPACT><DD><B> 1. </B>any one of the minute holes in the membrane covering the ovum of certain animals, through which spermatozoa enter. <DD><B> 2. </B>the minute opening in the outer layer or layers of an ovule, through which pollen enters. </DL>
<A NAME="micropyrometer">
<B>micropyrometer, </B>noun.<DL COMPACT><DD> an optical instrument used in determining the temperature of very small glowing bodies. </DL>
<A NAME="microradiograph">
<B>microradiograph, </B>noun.<DL COMPACT><DD> an enlarged radiographic image of a small specimen. </DL>
<A NAME="microradiographic">
<B>microradiographic, </B>adjective.<DL COMPACT><DD> of or having to do with a microradiograph or microradiography. <BR> <I>Ex. a microradiographic image.</I> </DL>
<A NAME="microradiography">
<B>microradiography, </B>noun.<DL COMPACT><DD> the technique of producing microradiographs, used in examinations, such as of metal structure, body tissue, and paint density. </DL>
<A NAME="microreader">
<B>microreader, </B>noun.<DL COMPACT><DD> a device that projects an enlarged image of a microphotograph on a screen to make its content readable or recognizable with the naked eye. </DL>
<A NAME="microroentgen">
<B>microroentgen, </B>noun.<DL COMPACT><DD> one millionth of a roentgen. </DL>
