13-letter words containing m, o, n, r
- mound-builder — a member of one of the various American Indian tribes who, in prehistoric and early historic times, erected the burial mounds and other earthworks of the Mississippi drainage basin and southeastern U.S.
- mount aragats — a volcanic mountain in NW Armenia. Height: 4090 m (13 419 ft)
- mount everest — Mount, a mountain in S Asia, on the boundary between Nepal and Tibet, in the Himalayas: the highest mountain in the world. 29,028 feet (8848 meters).
- mount gambier — a city in S Australia.
- mount markham — a mountain in Antarctica, in Victoria Land. Height: 4350 m (14 272 ft)
- mount palomar — Mount, a mountain in S California, NE of San Diego: site of observatory. 6126 feet (1867 meters) high.
- mount rainier — Mount, a volcanic peak in W Washington, in the Cascade Range. 14,408 feet (4392 meters).
- mountainboard — a type of skateboard specially designed for rough terrain and steep slopes, having four large wheels linked by a suspension system
- mountebankery — The practices of a mountebank; quackery; boastful and vain pretenses.
- mourning band — a piece of black material, esp an armband, worn to indicate that the wearer is in mourning
- mourning dove — variety of pigeon
- mousetrapping — Present participle of mousetrap.
- mouthwatering — very appetizing in appearance, aroma, or description: a mouth-watering dessert.
- multi-sensory — of or relating to the senses or sensation.
- multiregional — of, relating to or involving several regions
- multitrillion — a number or amount equal to several trillion
- muniment room — a storage or display room in a castle, church, university, or the like, where pertinent historical documents and records are kept.
- munroe effect — the reinforcement of shock waves in the concave, hollow end of a shaped charge, producing a greater resultant wave and concentrating the explosion along the axis of the charge.
- muon neutrino — a type of neutrino that obeys a conservation law together with the muon, with the total number of muons and muon-neutrinos minus the total number of their antiparticles remaining constant.
- muon-neutrino — a type of neutrino that obeys a conservation law together with the muon, with the total number of muons and muon-neutrinos minus the total number of their antiparticles remaining constant.
- murder weapon — the weapon that was used in a murder
- murderousness — The state or condition of being murderous.
- murmurousness — Quality of being murmurous.
- mushroom town — a town that has grown very quickly
- myringoplasty — (surgery) The closure of the perforation of pars tensa of the tympanic membrane.
- name-dropping — the introduction into one's conversation, letters, etc., of the names of famous or important people as alleged friends or associates in order to impress others.
- nanochemistry — (chemistry) The synthesis, analysis and characterization of chemical compounds at the nanoscale.
- nanomaterials — Plural form of nanomaterial.
- narrow-minded — having or showing a prejudiced mind, as persons or opinions; biased.
- necromantical — Alternative form of necromantic.
- neo-darwinism — the theory of evolution as expounded by later students of Charles Darwin, especially Weismann, holding that natural selection accounts for evolution and denying the inheritance of acquired characters.
- neogrammarian — a member of the Junggrammatiker.
- neoliberalism — an outgrowth of the U.S. liberal movement, beginning in the late 1960s, that modified somewhat its traditional endorsement of all trade unions and opposition to big business and military buildup.
- neosurrealism — a revival of the 20th-century surrealism movement in art, especially painting and sculpture, depicting the imagery of dreams and the subconscious mind.
- nephelometers — Plural form of nephelometer.
- nephelometric — Bacteriology. an apparatus containing a series of barium chloride standards used to determine the number of bacteria in a suspension.
- nephrectomies — Plural form of nephrectomy.
- nephrectomize — to perform a nephrectomy upon.
- nervomuscular — (physiology) Of or pertaining to both nerves and muscles.
- network storm — broadcast storm
- neurilemmomas — Plural form of neurilemmoma.
- neuroanatomic — the branch of anatomy dealing with the nervous system.
- neuroblastoma — a malignant tumor of immature nerve cells that usually starts in the autonomic nervous system or adrenal gland and spreads quickly, most often affecting young children.
- neurochemical — of or relating to neurochemistry.
- neurocomputer — a computer or a software program that uses a neural network simulating the human brain and can be trained to perform specific tasks, as pattern recognition.
- neuroectoderm — (anatomy) The region of the ectoderm of an embryo that develops into the central nervous system and other nervous tissue.
- neurofibromas — Plural form of neurofibroma.
- neurofilament — (anatomy) A neurofibril.
- neurohormonal — pertaining to or controlled by a neurohormone.
- neurohormones — Plural form of neurohormone.