12-letter words containing m, i, s, o
- nimbostratus — a cloud of a class characterized by a formless layer that is almost uniformly dark gray; a rain cloud of the layer type, of low altitude, usually below 8000 feet (2440 meters).
- nitrosamines — Plural form of nitrosamine.
- noctambulism — somnambulism.
- noctambulist — somnambulism.
- noise margin — (electronics) The voltage difference between the guaranteed output level and the required input voltage level of a logic gate.
- noise-making — a person or thing that makes noise, as a reveler on New Year's Eve, Halloween, etc., or a rattle, horn, or similar device used on such an occasion.
- nominalistic — (philosophy) Having a nominalist character.
- non-domestic — of or relating to the home, the household, household affairs, or the family: domestic pleasures.
- non-feminist — advocating social, political, legal, and economic rights for women equal to those of men.
- non-luminous — radiating or reflecting light; shining; bright.
- non-monastic — of or relating to monasteries: a monastic library.
- non-systemic — of or relating to a system.
- nonadmission — Lack or absence of admission; failure to admit.
- nonambiguous — not ambiguous, clear
- noncommunist — not following, belonging to, or associated with the Communist Party or Communism.
- nonconsuming — not consuming a resource, product, or service
- noneconomist — a person who is not an economist
- nonformalism — Absence of, or a belief system that is the opposite of, formalism.
- nonsymbiotic — Not symbiotic.
- nonsymmetric — Not symmetric; asymmetrical.
- nonunanimous — not unanimous
- normalities' — conforming to the standard or the common type; usual; not abnormal; regular; natural.
- normotension — normal blood pressure
- normotensive — characterized by normal arterial tension or blood pressure.
- nourishments — Plural form of nourishment.
- numerologist — A practitioner of numerology.
- numinousness — The state or quality of being numinous.
- nursing home — a private residential institution equipped to care for persons unable to look after themselves, as the aged or chronically ill.
- nyctitropism — tending to assume at or just before nightfall positions unlike those maintained during the day, as the leaves or flowers of certain plants.
- obscurantism — opposition to the increase and spread of knowledge.
- of two minds — If you are of two minds, you are uncertain about what to do, especially when you have to choose between two courses of action.
- oil minister — a government official responsible for the oil industry in their country
- old guardism — political conservatism.
- old-womanish — Sometimes Offensive. having characteristics considered typical of an old woman, as excessive fussiness or timidity.
- oligospermia — (medicine) Low volume of semen.
- olympic-size — of the dimensions or length prescribed for the Olympic Games and other major athletic competitions: an Olympic-size speed-skating oval.
- ombrophilous — (of plants) tolerant of wet conditions
- omnibus bill — a bill dealing with, or providing for many different things or cases
- omnidistance — the distance between an omnirange station and a receiver.
- omnipresence — present everywhere at the same time: the omnipresent God.
- omnisciences — Plural form of omniscience.
- omnisciently — having complete or unlimited knowledge, awareness, or understanding; perceiving all things.
- omnishambles — Chiefly British Informal. a situation, especially in politics, in which poor judgment results in disorder or chaos with potentially disastrous consequences.
- omnivorously — eating both animal and plant foods.
- onomasiology — the study of the means of expressing a given concept.
- onomastician — the study of the origin, history, and use of proper names.
- operationism — the doctrine that the meaning of a scientific term, concept, or proposition consists of the operation or operations performed in defining or demonstrating it.
- ophthalmitis — ophthalmia.
- opisthodomos — Also called posticum. a small room in the cella of a classical temple, as for a treasury.
- optic chiasm — a site at the base of the forebrain where the inner half of the fibers of the left and right optic nerves cross to the opposite side of the brain.