12-letter words containing a, r, m, i
- meritocratic — an elite group of people whose progress is based on ability and talent rather than on class privilege or wealth.
- mermaid weed — any of several North American, aquatic plants of the genus Proserpinaca, having pinnately dissected leaves either above or below the water.
- merry-making — Merry-making is the activities of people who are enjoying themselves together in a lively way, for example by eating, drinking, or dancing.
- mesabi range — a range of low hills in NE Minnesota, noted for major iron-ore deposits mined by the open-pit method.
- mesmerically — In a mesmeric manner; by, or as if by, hypnotism.
- mesoamerican — Alternative form of Mesoamerican.
- mesocortical — Of or pertaining to the mesocortex.
- mesogastrium — the mesentery of the embryonic stomach.
- metabotropic — Describing a neurotransmitter or cell receptor whose action is mediated by metabolic functions (e.g. enzyme activation).
- metacercaria — the encysted larva of a trematode, usually found in or on an aquatic intermediate host.
- metachronism — An error in chronological ordering in which a character or an event is placed at too late a time.
- metacinnabar — a polymorph of cinnabar, black mercuric sulfide, HgS.
- metallurgist — the technique or science of working or heating metals so as to give them certain desired shapes or properties.
- metalorganic — (chemistry) organometallic.
- metalworking — the act or technique of making metal objects.
- metamaterial — (engineering, physics) any material that obtains its electromagnetic properties from its structure rather than from its chemical composition; especially a material engineered to have features of a size less than that of the wavelength of a class of electromagnetic radiation.
- metamorphism — Geology. a change in the structure or constitution of a rock due to natural agencies, as pressure and heat, especially when the rock becomes harder and more completely crystalline.
- metamorphist — a member of a group of 16th century Christians who believed that the humanly body of Jesus Christ metamorphosed into God during the Ascension
- metamorphize — (transitive) To transform or change; metamorphose.
- metaphorical — a figure of speech in which a term or phrase is applied to something to which it is not literally applicable in order to suggest a resemblance, as in “A mighty fortress is our God.”. Compare mixed metaphor, simile (def 1).
- metaphrasing — Present participle of metaphrase.
- metaphrastic — a person who translates or changes a literary work from one form to another, as prose into verse.
- metarteriole — An arterial capillary; a short vessel linking arterioles and venules.
- metatherians — Plural form of metatherian.
- metathoracic — Of or pertaining to the metathorax.
- metempirical — beyond or outside the field of experience.
- meteorically — of, relating to, or consisting of meteors.
- metered mail — mail on which the postage is printed directly on an envelope or label by a machine licensed by the postal service.
- metric space — a space with a metric defined on it.
- metrological — the science of weights and measures.
- metronomical — a mechanical or electrical instrument that makes repeated clicking sounds at an adjustable pace, used for marking rhythm, especially in practicing music.
- metropolitan — of, noting, or characteristic of a metropolis or its inhabitants, especially in culture, sophistication, or in accepting and combining a wide variety of people, ideas, etc.
- metrorrhagia — nonmenstrual discharge of blood from the uterus; uterine hemorrhage.
- mib variable — A managed object that is defined in a Management Information Base (MIB). The object is defined by a textual name and a corresponding object identifier, a syntax, an access mode, a status, and a description of the semantics of the managed object. The MIB Variable contains pertinent management information that is accessible as defined by the access mode.
- michel baron — Michel [mee-shel] /miˈʃɛl/ (Show IPA), (Michel Boyron) 1653–1729, French actor.
- microammeter — an instrument for measuring extremely small electric currents, calibrated in microamperes.
- microamperes — Plural form of microampere.
- microanalyst — One who carries out microanalysis.
- microanatomy — the branch of anatomy dealing with microscopic structures (distinguished from gross anatomy).
- microbalance — a balance for weighing minute quantities of material.
- microbicidal — a substance or preparation for killing microbes.
- microcapsule — a tiny capsule, 20–150 microns in diameter, used for slow-release application of drugs, pesticides, flavors, etc.
- microcarrier — (biology) Small, beadlike material used to immobilize biocatalysts, or to anchor growing cells.
- microcephaly — having a head with a small braincase.
- microclimate — the climate of a small area, as of confined spaces such as caves or houses (cryptoclimate) of plant communities, wooded areas, etc. (phytoclimate) or of urban communities, which may be different from that in the general region.
- microcrystal — a microscopic crystal.
- microfilaria — the embryonic larva of the nematode parasite Filaria or of related genera, especially of those species that cause heartworm in dogs and elephantiasis in humans.
- microfinance — (finance) Finance that is provided to unemployed or low-income people or groups.
- microgranite — an igneous rock with an identical composition and mineral content to granite, but having a finer texture
- micrographia — minute handwriting.