13-letter words containing a, s, o, u, n
- not a sausage — nothing at all
- nucleocapsids — Plural form of nucleocapsid.
- nucleoplasmic — Of or pertaining to nucleoplasm.
- numismatology — Numismatics.
- nymphaeaceous — belonging to the Nymphaeaceae, the water lily family of plants.
- ocean sunfish — a brown and gray mola, Mola mola, inhabiting tropical and temperate seas, having the posterior half of the body sharply truncated behind the elongated dorsal and anal fins.
- oceanic crust — the brown, hard outer portion or surface of a loaf or slice of bread (distinguished from crumb).
- octagon house — a type of American house, c. 1850, having an octagonal perimeter to reduce exterior wall area.
- ombudsmanship — The position or office of an ombudsman.
- on a suddenty — suddenly, unexpectedly
- on sufferance — passive permission resulting from lack of interference; tolerance, especially of something wrong or illegal (usually preceded by on or by).
- on the square — a rectangle having all four sides of equal length.
- 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.
- 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.
- onus probandi — the burden of proof.
- open and shut — immediately obvious upon consideration; easily decided: an open-and-shut case of murder.
- open-and-shut — immediately obvious upon consideration; easily decided: an open-and-shut case of murder.
- optical sound — sound recorded on and subsequently played back from an optical or photographic soundtrack, as opposed to a magnetic soundtrack.
- oraculousness — the state of being oraculous
- oral solution — An oral solution is a medicine in liquid form for drinking.
- orange squash — an orange-flavoured drink made from fruit juice, sugar, and water
- orthognathous — straight-jawed; having the profile of the face vertical or nearly so; having a gnathic index below 98.
- out of season — one of the four periods of the year (spring, summer, autumn, and winter), beginning astronomically at an equinox or solstice, but geographically at different dates in different climates.
- out one's way — in, to, or near one's neighborhood
- outdistancing — Present participle of outdistance.
- outdoorswoman — a woman devoted to outdoor sports and recreational activities.
- outstandingly — prominent; conspicuous; striking: an outstanding example of courage.
- outwash plain — Geology. a broad, sloping landform built of coalesced deposits of outwash.
- overacuteness — sharp or severe in effect; intense: acute sorrow; an acute pain.
- overinsurance — (of goods or property) insurance in excess of actual value
- packing house — A packing house is a company that processes and packs food, especially meat, to be sold.
- pamlico sound — a sound between the North Carolina mainland and coastal islands.
- pan-teutonism — Pan-Germanism.
- paris commune — commune3 (def 8).
- parnell shout — a social occasion where each person in a group pays for his or her own entertainment or meal
- parthenopaeus — a son of Hippomenes and Atalanta, and one of the Seven against Thebes.
- passion fruit — any edible fruit of a passionflower, as the maypop.
- pentadelphous — (of a plant) having its stamens arranged in five groups; (of stamens) being arranged in five groups
- pentastichous — (of plant leaves) arranged in five vertical rows
- perimenopause — the period leading up to the menopause during which some of the symptoms associated with menopause may be experienced
- perlustration — the act of perlustrating; a thorough inspection or survey, esp of letters for purposes of surveillance
- perscrutation — a very careful exploration or inspection
- personal foul — a foul called in certain games, as basketball or football, for illegal body contact or rough, unsportsmanlike play.
- plastoquinone — a quinone that occurs in the chloroplasts of plants and functions as an electron carrier during photosynthesis.
- platiniferous — platinum-bearing
- platitudinous — characterized by or given to platitudes.
- plesiosaurian — a member of the reptile order Plesiosauria
- 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.