11-letter words containing a, r, u, m
- nonargument — a fallacious or flawed argument
- nonruminant — not a ruminant
- normanesque — in the style of Norman architecture, a variety of Romanesque architecture.
- northumbria — an early English kingdom extending N from the Humber to the Firth of Forth.
- nostradamus — (Michel de Nostredame) 1503–66, French astrologer.
- numberplate — Alternative spelling of number plate.
- numerations — Plural form of numeration.
- numeric pad — a separate section on some computer keyboards, grouping together numeric keys and those for mathematical or other special functions in an arrangement like that of a calculator.
- numerically — of or relating to numbers; of the nature of a number.
- nurserymaid — Nursemaid.
- nutrimental — any substance or matter that, taken into a living organism, serves to sustain it in its existence, promoting growth, replacing loss, and providing energy.
- obumbration — the action of making dim, dark, obfuscated, or eclipsed
- oceanariums — Plural form of oceanarium.
- omnifarious — of all forms, varieties, or kinds.
- ophidiarium — an enclosure for snakes, adapted to their normal living conditions
- organistrum — a stringed instrument played by two people
- out-migrant — a person who out-migrates.
- out-migrate — to leave a region, community, etc., to move or settle into a different part of one's country or home territory: People are no longer out-migrating from the South in such large numbers.
- outdoorsman — a person devoted to outdoor sports and recreational activities, as hiking, hunting, fishing, or camping.
- outmaneuver — to outwit, defeat, or frustrate by maneuvering.
- outsmarting — Present participle of outsmart.
- over-assume — to take for granted or without proof: to assume that everyone wants peace. Synonyms: suppose, presuppose; postulate, posit.
- overmeasure — an excessive or surplus measure or amount: an overmeasure of exuberance.
- paramaecium — a microscopic unicellular ciliate protozoa
- paramountcy — chief in importance or impact; supreme; preeminent: a point of paramount significance.
- paramountly — chief in importance or impact; supreme; preeminent: a point of paramount significance.
- parascenium — either of two wings flanking and extending forward from the skene of an ancient Greek theater.
- parashurama — a Rama and avatar of Vishnu who rid the earth of Kshatriyas.
- pari-mutuel — a form of betting and of handling the betting on horse races at racetracks, in which those holding winning tickets divide the total amount bet in proportion to their wagers, less a percentage for the management, taxes, etc.
- parish pump — of only local interest; parochial
- parlourmaid — In former times, a parlourmaid was a female servant in a private house whose job involved serving people at table.
- parodontium — periodontium.
- partial sum — one of a series of sums of elements of a given sequence, the first sum being the first element, the second sum being the first element added to the second element, the third sum being equal to the sum of the first three elements, and so on.
- party music — music for or at a party
- pass muster — to assemble (troops, a ship's crew, etc.), as for battle, display, inspection, orders, or discharge.
- paumgartner — Bernhard [bern-hahrt] /ˈbɛrn hɑrt/ (Show IPA), 1887–1971, Austrian composer, conductor, and musicologist.
- peanut worm — any small, unsegmented, marine worm of the phylum Sipuncula, that when disturbed retracts its anterior portion into the body, giving the appearance of a peanut seed.
- pelargonium — any plant of the genus Pelargonium, the cultivated species of which are usually called geranium. Compare geranium (def 2).
- pentamerous — consisting of or divided into five parts.
- perambulate — to walk through, about, or over; travel through; traverse.
- pericardium — the membranous sac enclosing the heart.
- pericranium — the outer periosteum of the cranium.
- permutation — the act of permuting or permutating; alteration; transformation.
- peru balsam — an aromatic balsam that is obtained from the tropical South American leguminous tree Myroxylon pereirae and is similar to balsam of Tolu
- plaid cymru — the Welsh nationalist party
- planetarium — an apparatus or model representing the planetary system.
- planuliform — resembling a planula
- plumularian — a member of the genus Plumularia
- pneumograph — a device for recording graphically the respiratory movements of the thorax.
- polyamorous — noting or relating to polyamory, the practice or condition of participating simultaneously in more than one serious romantic or sexual relationship with the knowledge and consent of all partners.