12-letter words containing a, g, o
- megalocardia — hypertrophy of the heart.
- megalomaniac — a person afflicted with megalomania.
- megamillions — Plural form of megamillion.
- meganthropus — a proposed genus of extinct, late lower Pleistocene primates based on two large lower jaws found in Java, and believed to be either Australopithecine or human.
- mekong delta — the delta of the Mekong River in Vietnam.
- melanogaster — Any of several fungi of the genus Melanogaster.
- melliphagous — (of an animal) feeding on honey
- memphremagog — Lake, a lake on the boundary between the U.S. and Canada, between N Vermont and S Quebec. 30 miles (48 km) long.
- mesogastrium — the mesentery of the embryonic stomach.
- mesognathous — having medium, slightly protruding jaws.
- messageboard — Alternative spelling of message board.
- metabolising — Present participle of metabolise.
- metabolizing — Present participle of metabolize.
- metagenomics — (genetics) The study of genomes recovered from environmental samples; especially the differentiation of genomes from multiple organisms or individuals, either in a symbiotic relationship, or at a crime scene.
- metagnathous — Ornithology. having the tips of the mandibles crossed, as the crossbills.
- metallogenic — relating to metallogeny
- metallograph — a microscope for observing the microstructure of metals.
- metalorganic — (chemistry) organometallic.
- metalworking — the act or technique of making metal objects.
- meteorograph — an instrument for automatically recording various meteorological conditions, as barometric pressure and temperature, at the same time.
- metrological — the science of weights and measures.
- metrorrhagia — nonmenstrual discharge of blood from the uterus; uterine hemorrhage.
- michelangelo — (Michelangelo Buonarroti) 1475–1564, Italian sculptor, painter, architect, and poet.
- microgranite — an igneous rock with an identical composition and mineral content to granite, but having a finer texture
- micrographia — minute handwriting.
- micrographic — Pertaining to micrographics.
- microgravity — a condition, especially in space orbit, where the force of gravity is so weak that weightlessness results.
- micromanaged — Simple past tense and past participle of micromanage.
- micromanager — One who micromanages.
- microphagous — (of an animal) feeding on small particles of food
- microprogram — Computers. a set of microinstructions that defines the individual operations that a computer carries out in response to a machine-language instruction.
- migrationist — a person who considers it important for species of animals and plants to migrate for the purposes of distribution and evolution
- mimeographed — Simple past tense and past participle of mimeograph.
- mineralogies — Plural form of mineralogy.
- mineralogist — the science or study of minerals.
- mineralogize — (intransitive) To study mineralogy by collecting and examining minerals.
- minor league — professional non-premier sports association
- minor-league — of or relating to a minor league.
- mirror image — an image of an object, plan, person, etc., as it would appear if viewed in a mirror, with right and left reversed.
- miscegenator — a person who advocates or engages in miscegenation
- misconjugate — Grammar. to inflect (a verb). to recite or display all or some subsets of the inflected forms of (a verb), in a fixed order: One conjugates the present tense of the verb “be” as “I am, you are, he is, we are, you are, they are.”.
- misdiagnosed — Simple past tense and past participle of misdiagnose.
- misdiagnoses — to make an incorrect diagnosis.
- misdiagnosis — an incorrect diagnosis.
- mixing ratio — the ratio of the mass of water vapor in the air to the mass of the dry air, a measure of atmospheric humidity.
- mockingboard — (hardware) A sound and speech board for the Apple II computer, on sale in 1978. See also zxnrbl.
- modularizing — to form or organize into modules, as for flexibility.
- mole mapping — the procedure of using a digital camera to record the positions and appearances of moles on a person's body so that regular checks will detect any changes that might lead to skin cancer
- mona passage — a strait between Hispaniola and Puerto Rico. 80 miles (129 km) wide.
- moneychanger — a person whose business is the exchange of currency, usually of different countries, at a fixed or official rate.