20-letter words containing i, n

north celestial pole — the point of intersection of the earth's extended axis and the northern half of the celestial sphere, lying about 1° from Polaris
north richland hills — a town in N Texas.
northern leaf blight — a disease of corn caused by the fungus Exsherohilum turcicum, characterized by elongate tan-gray elliptical spots with subsequent blighting and necrosis of leaves.
northern territories — a territory in N Australia. 523,620 sq. mi. (1,356,175 sq. km). Capital: Darwin.
northern white cedar — any of several chiefly coniferous trees valued for their wood, especially Chamaecyparis thyoides, of the eastern U.S., or Thuja occidentalis (northern white cedar) of northeastern North America.
norwegian forest cat — a breed of long-haired cat with a long bushy tail and a long mane
nostalgie de la boue — a desire for or attraction to crudity, vulgarity, depravity, etc.
not mince your words — If you say that someone does not mince their words, you mean that they speak in a forceful and direct way, especially when saying something unpleasant to someone.
notre dame mountains — a mountain range in E Quebec, Canada, an extension of the Green Mountains in Vermont and a portion of the Appalachian Mountains: about 500 miles (800 km) long, rising about 2000 feet (610 meters).
nummulitic limestone — limestone composed predominantly of fossil nummulites.
object role modeling — (programming) (ORM) A conceptual modelling approach that pictures the application world as a set of objects that play roles (parts in relationships, which may be unary, binary or higher order). ORM provides both graphical and textual languages that enable models to be expressed naturally. For data modelling purposes, its graphical language is more expressive than ER or UML.
objective complement — object complement.
occupation franchise — the right of a tenant to vote in national and local elections
occupation groupings — a system of classifying people according to occupation, based originally on information obtained by government census and subsequently developed by market research. The classifications are used by the advertising industry to identify potential markets. The groups are A, B, C1, C2, D, and E
occupational disease — Also called industrial disease. a disease caused by the conditions or hazards of a particular occupation.
occupational pension — a pension scheme provided for the members of a particular occupation or by a specific employer or group of employers
occupational therapy — a form of therapy in which patients are encouraged to engage in vocational tasks or expressive activities, as art or dance, usually in a social setting.
ode on a grecian urn — a poem (1819) by Keats.
ode to a nightingale — a poem (1819) by Keats.
ode to the west wind — a poem (1820) by Shelley.
of no/little account — If you say that something is of no account or of little account, you mean that it is very unimportant and is not worth considering.
off-the-job training — training which is carried out away from your normal place of work
old english sheepdog — one of an English breed of large working dogs having a long, shaggy, gray or blue-merle and white coat that hangs over the eyes, and a bobbed tail, originally developed to drive sheep and cattle.
olfactory anesthesia — absence or loss of the sense of smell.
omega-minus particle — a baryon with strangeness −3, isotopic spin 0, and negative charge; predicted from the mathematics of the Eightfold Way and subsequently discovered. Symbol: Ω −.
on (or off) the air — that is (or is not) broadcasting or being broadcast
on o's best behavior — If someone is on their best behavior, they are trying very hard to behave well.
on that/this account — You can use on that account or on this account when you want to say that something happens for the reason you have just mentioned.
on the drawing board — in the planning stage
on the shady side of — beyond (a given age); older than
on the sunny side of — younger than (a specified age)
on tiptoe/on tiptoes — If you do something on tiptoe or on tiptoes, you do it standing or walking on the front part of your foot, without putting your heels on the ground.
one's heart's desire — If you say that someone or something is your heart's desire, you mean that you want that person or thing very much.
one's misspent youth — the period when one is young and spend's one's time doing foolish, bad, or frivolous things
one's spiritual home — Your spiritual home is the place where you feel that you belong, usually because your ideas or attitudes are the same as those of the people who live there.
ontological argument — an a priori argument for the existence of God, asserting that as existence is a perfection, and as God is conceived of as the most perfect being, it follows that God must exist; originated by Anselm, later used by Duns Scotus, Descartes, and Leibniz.
open learning centre — an establishment which provides further education on a flexible part-time basis
operant conditioning — conditioning (def 1).
operating conditions — Operating conditions are a set of conditions for operating a particular system or process.
operation barbarossa — the codename for Hitler's invasion (1941) of Russia
operational calculus — a method for solving a differential equation by treating differential operators as ordinary algebraic quantities, thus obtaining a simpler problem.
operational database — (database) A database containing up-to-date, modifiable data, in contrast to a decision support database.
operational strategy — a plan or set of plans for successfully running a business, etc
operator overloading — overloading
optical mark reading — the reading of marks by an optical device whereby the information can be stored in machine-readable form
order bill of lading — a bill of lading that is issued to the order of a shipper or consignee for delivery of the goods and that can be transferred by endorsement to third parties.
organization expense — the costs associated with organizing a business entity and bringing it into existence
orthognathic surgery — the surgical correction of deformities or malpositions of the jaw.
oscillating universe — a variant model of the closed universe in which the universe undergoes cycles of expansion and contraction.
ostensive definition — the definition of a term by pointing to one or more examples to which the term can be applied.

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