15-letter words containing a, v, i
- marine surveyor — a person who carries out surveys of ships to determine seaworthiness, etc
- maternity leave — a leave of absence for an expectant or new mother for the birth and care of the baby.
- media converter — (networking) A component used in Ethernet, although it is not part of the IEEE standard. The IEEE standard states that all segments must be linked with repeaters. Media converters were developed as a simpler, cheaper alternative to repeaters. However, in the 1990s the cost difference between the two is negligible.
- medieval breton — the Breton language of the Middle Ages, usually dated from the 12th to the mid-17th centuries.
- medieval hebrew — the Hebrew language as used from the 6th to the 13th centuries a.d.
- melville island — an island in the Arctic Ocean, N of Canada, belonging to Canada. 200 miles (320 km) long; 130 miles (210 km) wide.
- metacognitively — In a metacognitive way.
- mid-heavyweight — a professional wrestler weighing 199–209 pounds (91–95 kg)
- might-have-been — that which might have occurred if it were not for other events
- milliequivalent — a unit of measure, applied to electrolytes, that expresses the combining power of a substance. Abbreviation: mEq.
- mis-informative — to give false or misleading information to.
- misappreciative — not fully or properly appreciative
- misvocalization — an incorrect or bad vocalization
- molecular sieve — a compound with molecule-size pores, as some sodium aluminum silicates, that chemically locks molecules in them: used in purification and separation processes.
- moravian church — a Protestant Church originating in Moravia in 1722 as a revival of the sect of Bohemian Brethren. It has close links with the Lutheran Church
- mountain beaver — a burrowing rodent, Aplodontia rufa, of W North America: family Aplodontidae
- moving sidewalk — a moving surface, similar to a conveyor belt, for carrying pedestrians.
- moving stairway — escalator (def 1).
- multidivisional — Of or pertaining to more than one division.
- multiple-valued — many-valued.
- multiwavelength — Involving, or composed of, multiple wavelengths.
- multum in parvo — much in a small space
- musical evening — a social evening with a musical programme
- nastic movement — a response of plant parts that is independent of the direction of the external stimulus, such as the opening of buds caused by an alteration in light intensity
- native american — a person born in the United States.
- native canadian — a person born in Canada of American Indian or Inuit descent.
- native compiler — (programming, tool) A compiler which runs on the computer for which it is producing machine code, in contrast to a cross-compiler, which produces code for a different computer.
- native immunity — immunity that is present without prior immunization.
- native language — first language, mother tongue
- natural varnish — a preparation consisting of resinous matter, as copal or lac, dissolved in an oil (oil varnish) or in alcohol (spirit varnish) or other volatile liquid. When applied to the surface of wood, metal, etc., it dries and leaves a hard, more or less glossy, usually transparent coating.
- natural virtues — (especially among the scholastics) any moral virtue of which humankind is capable, especially the cardinal virtues: justice, temperance, prudence, and fortitude.
- navajo mountain — a solitary dome-shaped mountain in SE Utah. 10,388 feet (3168 meters).
- navigation acts — any of several acts of Parliament between 1651 and 1847 designed primarily to expand British trade and limit trade by British colonies with countries that were rivals of Great Britain.
- navigation laws — laws relating to navigation
- negative charge — a charge that has more electrons than protons and has a lower electrical potential
- negative equity — If someone who has borrowed money to buy a house or flat has negative equity, the amount of money they owe is greater than the present value of their home.
- negative income — invested income that has produced a loss and hence may yield a tax deduction.
- negative number — a number that is less than 0
- negative option — a clause in a sales contract, as for a series of books or records, that provides that merchandise will be sent periodically to the subscriber unless he or she notifies the company in writing that it is not wanted.
- negative profit — a financial loss
- neoconservatism — moderate political conservatism espoused or advocated by former liberals or socialists.
- neoconservative — moderate political conservatism espoused or advocated by former liberals or socialists.
- neurobehavioral — of or relating to an approach to studying behavior that stresses the importance of nerve and brain function.
- nevado del ruiz — a volcano in W central Colombia, in the Andes: eruption 1985. 17,720 feet (5401 meters).
- new-variant cjd — a form of Creutzfeldt-Jakob disease thought to be transmitted by eating beef or beef products infected with BSE
- node of ranvier — a gap occurring at regular intervals between segments of myelin sheath along a nerve axon.
- non-achievement — lack of achievement
- non-acquisitive — tending or seeking to acquire and own, often greedily; eager to get wealth, possessions, etc.: our acquisitive impulses; acquisitive societies.
- non-adversarial — a person, group, or force that opposes or attacks; opponent; enemy; foe.
- non-carnivorous — flesh-eating: A dog is a carnivorous animal.