14-letter words that end in m
- incorporealism — Existence without a body or material form; immateriality.
- incrementalism — a policy of making changes, especially social changes, by degrees; gradualism.
- indifferentism — systematic indifference.
- inspirationism — a belief in some form of divine inspiration, esp the belief that Christian Scripture was divinely inspired
- interactionism — a theory that the mind and the body may each affect the other.
- interpretivism — Antipositivism.
- interracialism — action or policy for establishing equality and cooperation between different racial groups.
- intuitionalism — intuitionism.
- iris diaphragm — a composite diaphragm with a central aperture readily adjustable for size, used to regulate the amount of light admitted to a lens or optical system.
- jackknife clam — any bivalve mollusk of the family Solenidae, especially of the genus Ensis, having a long, rectangular, slightly curved shell.
- judgementalism — Alternative form of judgmentalism.
- kelyphitic rim — a mineral shell enclosing another mineral in an igneous rock, formed by reaction of the interned mineral with the surrounding rock
- larmor theorem — the theorem that an electron subjected only to the force exerted by the nucleus about which it is moving will undergo Larmor precession but no other change in motion when placed in a magnetic field.
- lateral system — a system of coding navigational aids by shape, color, and number, according to the side of a channel they occupy and their relative position along that side.
- lemon geranium — a garden geranium, Pelargonium crispum, having lemon-scented leaves.
- lesser omentum — an omentum attached to the stomach, part of the duodenum, and part of the liver and supporting the hepatic vessels.
- libertarianism — a person who advocates liberty, especially with regard to thought or conduct.
- lipogrammatism — the practice or art of writing lipograms
- long-neck clam — soft-shell clam.
- lower the boom — Nautical. any of various more or less horizontal spars or poles for extending the feet of sails, especially fore-and-aft sails, for handling cargo, suspending mooring lines alongside a vessel, pushing a vessel away from wharves, etc.
- lunatic asylum — psychiatric hospital
- lymphangiogram — an X-ray of the lymphatic system taken after a contrast agent has been injected, often used to diagnose lymphoma
- macro-organism — an organism that can be seen with the naked eye.
- magic mushroom — a mushroom, Psilocybe mexicana, of Mexico and the southwestern U.S., containing the hallucinogen psilocybin.
- magnetic storm — a temporary disturbance of the earth's magnetic field, induced by radiation and streams of charged particles from the sun.
- mare acidalium — (Sea of Venus) an area in the northern hemisphere of Mars, appearing as a dark region when viewed telescopically from the earth.
- mare cimmerium — (Cimmerian Sea) an area in the southern hemisphere of Mars, appearing as a dark region when viewed telescopically from the earth.
- mare tyrrhenum — (Tyrrhenian Sea) an area in the southern hemisphere of Mars, appearing as a dark region when viewed telescopically from the earth.
- marmalade plum — sapote.
- master bedroom — a principal bedroom in a house or apartment, usually the largest, typically occupied by the person or persons who head the household.
- measuring worm — the larva of any geometrid moth, which progresses by bringing the rear end of the body forward and then advancing the front end.
- megasporangium — a sporangium containing megaspores.
- metachromatism — change of color, especially that due to variation in the temperature of a body.
- metanephridium — (anatomy) A vasiform excretory gland observed in invertebrates, such as annelids, arthropods and molluscs.
- metrical psalm — a translation of one of the psalms into rhyming strict-metre verse usually sung as a hymn
- micro-organism — any organism too small to be viewed by the unaided eye, as bacteria, protozoa, and some fungi and algae.
- micromagnetism — (physics) The study of magnetism at the sub-micrometre scale.
- middle kingdom — Also called Middle Empire. the period in the history of ancient Egypt, c2000–1785 b.c., comprising the 11th to 14th dynasties. Compare New Kingdom, Old Kingdom.
- millenarianism — a belief in the millennium.
- molecular beam — a stream of molecules freed from a substance, usually a salt, by evaporation and then passed through a narrow slit for focusing, for investigating the properties of nuclei, atoms, and molecules.
- molecular film — a film or layer one molecule thick.
- monochromatism — the quality of having one color: the monochromatism of Picasso's Blue Period.
- monolingualism — knowing or able to use only one language; monoglot.
- movable system — a system of solmization which assigns the names re, mi, fa, sol, la to the major scale in any key
- multiculturism — Multiculturalism.
- multiracialism — The promotion of a diverse society composed of various races with different cultural backgrounds.
- narcoterrorism — terrorist tactics employed by dealers in illicit drugs, as against competitors or government agents.
- necessarianism — (philosophy, metaphysics, theology) An extreme form of determinism that holds that all phenomena, including the will, are subject to immutable rules of cause and effect; necessitarianism.
- neo-kantianism — Kantianism as modified by various philosophers.
- neo-lamarckism — Lamarckism as expounded by later biologists who hold especially that some acquired characters of organisms may be inherited by descendants, but that natural selection also is a factor in evolution.