12-letter words containing n, o, p, a, r
- normed space — any vector space on which a norm is defined.
- north platte — a river flowing from N Colorado through SE Wyoming and W Nebraska into the Platte. 618 miles (995 sq. km) long.
- norway maple — a European maple, Acer platanoides, having bright-green leaves, grown as a shade tree in the U.S.
- nosey parker — a persistently nosy, prying person; busybody.
- np-hilarious — (humour) An algorithm whose complexity is a joke, either literally, as in BogoSort, or metaphorically.
- number opera — an opera in which the arias, ensembles, recitatives, and other sections are clearly separated from one another.
- oakland park — a town in S Florida.
- oceanography — the branch of physical geography dealing with the ocean.
- odontography — a treatise regarding the teeth
- odontophoran — a member of the family Odontophora
- old prussian — a Baltic language extinct since the 17th century. Abbreviation: OPruss.
- oligophrenia — less than normal mental development.
- on probation — under the supervision of a probation officer
- on sb's part — If you talk about a feeling or action on someone's part, you are referring to something that they feel or do.
- on shipboard — on board a ship
- onychophoran — any small, predatory, caterpillarlike animal of the phylum Onychophora, common in tropical forests, having stubby legs ending in pincers.
- open primary — a direct primary election in which voters need not meet a test of party membership.
- open slather — to spread or apply thickly: to slather butter on toast.
- open trailer — any dog that barks or bays on the trail of its quarry.
- open-hearted — unreserved, candid, or frank: open-hearted advice.
- opera singer — a professional singer of opera
- opera window — a narrow, fixed window on each side of the rear passenger compartment of an automobile.
- operationism — the doctrine that the meaning of a scientific term, concept, or proposition consists of the operation or operations performed in defining or demonstrating it.
- opinionators — Plural form of opinionator.
- opinionnaire — A form containing a list of statements, each of which the members of a selected group are asked to endorse or reject; the purpose being to gather information for a survey.
- oppressional — Exhibiting or relating to oppression.
- orange pekoe — a black tea composed of the smallest top leaves and grown in India and Ceylon.
- oregon grape — an evergreen shrub, Mahonia aquifolium, of the barberry family, of the western coast of the U.S., having small blue berries and yellow flowers that are the state flower of Oregon.
- organography — the description or visual depiction of organs.
- organoleptic — perceived by a sense organ.
- organotropic — designating or of a substance or virus that travels predominantly to a specific organ
- oropharynxes — Plural form of oropharynx.
- orthopterans — Plural form of orthopteran.
- outer planet — any of the four planets with orbits outside the orbit of Mars, namely, the planets Jupiter, Saturn, Uranus, and Neptune.
- outspreading — Present participle of outspread.
- over-explain — to make plain or clear; render understandable or intelligible: to explain an obscure point. Synonyms: explicate. Antonyms: confuse.
- overplanning — the act or instance of planning excessively
- oyster plant — salsify.
- pack rolling — the hot rolling of metal sheets in two or more thicknesses to produce composite sheets.
- pain control — methods for the relief and management of pain
- paint roller — a roller of absorbent material, mounted on a handle, that is rolled in a trough of paint and then rolled over a flat surface to be painted.
- palindromist — a word, line, verse, number, sentence, etc., reading the same backward as forward, as Madam, I'm Adam or Poor Dan is in a droop.
- pan-european — of or relating to all or most of the countries of Europe.
- pancake roll — A pancake roll is an item of Chinese food consisting of a small roll of thin crisp pastry filled with vegetables and sometimes meat.
- panchromatic — sensitive to all visible colors, as a photographic film.
- panel doctor — a doctor within a given area available for consultation by patients insured under the National Health Insurance Scheme
- panpharmacon — a remedy or panacea
- pantaloonery — foolery; humorous entertainment
- pantisocracy — a community, social group, etc, in which all have rule and everyone is equal
- parachronism — a chronological error in which a person, event, etc., is assigned a date later than the actual one.