13-letter words containing o, s, m, u
- noncompulsory — Not compulsory.
- nonconsumable — able or meant to be consumed, as by eating, drinking, or using: consumable goods.
- nonhomogenous — Biology. corresponding in structure because of a common origin.
- nonhomologous — having the same or a similar relation; corresponding, as in relative position or structure.
- nonhomosexual — a person who is not homosexual
- nonleguminous — pertaining to, of the nature of, or bearing legumes.
- nonmeasurable — capable of being measured.
- nonmonogamous — having more than one sexual or marital partner
- nonsynonymous — Not synonymous.
- nucleoplasmic — Of or pertaining to nucleoplasm.
- numerologists — the study of numbers, as the figures designating the year of one's birth, to determine their supposed influence on one's life, future, etc.
- numismatology — Numismatics.
- nutrigenomics — the study of how individual genetic makeup interacts with diet, especially the effects of this interaction on a person's health.
- nymphaeaceous — belonging to the Nymphaeaceae, the water lily family of plants.
- odontoglossum — any epiphytic orchid of the genus Odontoglossum, of the mountainous regions from Bolivia to Mexico.
- oil-based mud — Oil-based mud is a drilling fluid that is an emulsion containing oil as the base fluid.
- ombudsmanship — The position or office of an ombudsman.
- ombudspersons — Plural form of ombudsperson.
- on your marks — On your marks in British English, or on your mark in American English, is a command given to runners at the beginning of a race in order to get them into the correct position to start.
- on your terms — If you do something on your terms, you do it under conditions that you decide because you are in a position of power.
- one-upmanship — the art or practice of achieving, demonstrating, or assuming superiority in one's rivalry with a friend or opponent by obtaining privilege, status, status symbols, etc.: the one-upmanship of getting into the president's car pool.
- opossum block — (in New Zealand) a block of bush allocated to a licensed opossum trapper
- optical mouse — (hardware) Any kind of mouse that uses visible light or infrared to detect changes in its position.
- osmoregulator — Any organism that practices osmoregulation.
- outdoorswoman — a woman devoted to outdoor sports and recreational activities.
- outdoorswomen — Plural form of outdoorswoman.
- outperformers — Plural form of outperformer.
- outsettlement — a distant or remote settlement.
- overambitious — having ambition; eagerly desirous of achieving or obtaining success, power, wealth, a specific goal, etc.: ambitious students.
- overstimulate — to stimulate too much
- pamlico sound — a sound between the North Carolina mainland and coastal islands.
- pan-teutonism — Pan-Germanism.
- papillomatous — a benign tumor of the skin or mucous membrane consisting of hypertrophied epithelial tissue, as a wart.
- paramyxovirus — any of various RNA-containing viruses that are similar to but larger than the myxoviruses, including the viruses that cause mumps, measles, parainfluenza, and Newcastle disease.
- paris commune — commune3 (def 8).
- passamaquoddy — a member of a small tribe of North American Indians formerly of coastal Maine and New Brunswick and now living in Maine.
- perimenopause — the period leading up to the menopause during which some of the symptoms associated with menopause may be experienced
- plagiostomous — plagiostome
- pleasure dome — a large building, facility, or place used for recreation.
- plumbosolvent — able to dissolve lead
- plus or minus — You use plus or minus to give the amount by which a particular number may vary.
- pneumatolysis — the process by which rocks are altered or minerals and ores are formed by the action of vapors given off by magma.
- pneumogastric — of or relating to the lungs and stomach.
- pococurantism — a careless or indifferent person.
- poison sumach — an anacardiaceous swamp shrub, Rhus (or Toxicodendron) vernix of the southeastern US, that has greenish-white berries and causes an itching rash on contact with the skin
- polychotomous — divided into multiple parts
- polyoma virus — a small DNA-containing virus, of the papovavirus group, that can produce a variety of tumors in mice, hamsters, rabbits, and rats.
- polythalamous — having multiple chambers
- pons asinorum — a geometric proposition that if a triangle has two of its sides equal, the angles opposite these sides are also equal: so named from the difficulty experienced by beginners in mastering it. Euclid, 1:5.
- popular music — music having wide appeal, esp characterized by lightly romantic or sentimental melodies