16-letter words containing n, a, o, c
- north palm beach — a town in E Florida.
- not miss a trick — to be very alert
- nuclear emulsion — a photographic emulsion in the form of a thick block, used to record the tracks of elementary particles.
- nuclear envelope — the double membrane surrounding the nucleus within a cell.
- nuclear magneton — a unit of magnetic moment, used to measure proton spin and approximately equal to 1/1836 Bohr magneton.
- nuclear reaction — reaction (def 8).
- nucleophilically — In a nucleophilic manner.
- nueva ocotepeque — a town in W Honduras.
- numbered account — a bank account whose owner is identified by a number for the purpose of preserving anonymity.
- objective danger — a danger, such as a stone fall or avalanche, to which climbing skill is irrelevant
- observation deck — an area on a high building that is surrounded with railings or fencing and which provides panoramic views
- occasional table — a small table with no regular use
- occupation layer — (on an archaeological site) a layer of remains left by a single culture, from which the culture can be dated or identified.
- octanedioic acid — a colourless crystalline dicarboxylic acid found in suberin and castor oil and used in the manufacture of synthetic resins. Formula: HOOC(CH2)6COOH
- of a certain age — of an unspecified age, but no longer young
- of it own accord — If something happens of its own accord, it seems to happen by itself, without anyone making it happen.
- ohmic resistance — resistance (def 3a).
- on a world scale — in a way that involves the whole world
- on the back foot — at a disadvantage; outmanoeuvred or outclassed by an opponent
- on the scrapheap — (of people or things) having outlived their usefulness
- onboard computer — onboard a vehicle, ship, plane, train or spacecraft
- once and for all — former; having at one time been: the once and future king.
- once upon a time — at one time in the past; formerly: I was a farmer once; a once powerful nation.
- one's cup of tea — the dried and prepared leaves of a shrub, Camellia sinensis, from which a somewhat bitter, aromatic beverage is prepared by infusion in hot water.
- one-way function — (cryptography, mathematics) A function which is easy to compute but whose inverse is very difficult to compute. Such functions have important applications in cryptography, specifically in public-key cryptography. See also: trapdoor function.
- oneida community — a society of religious perfectionists established by John Humphrey Noyes, in 1848 at Oneida, N.Y., on the theory that sin can be eliminated through social reform: dissolved and reorganized in 1881 as a joint-stock company.
- onomatopoeically — the formation of a word, as cuckoo, meow, honk, or boom, by imitation of a sound made by or associated with its referent.
- open punctuation — punctuation characterized by sparing use of stops, esp of the comma
- open scholarship — a scholarship which anyone can apply for
- operating income — revenue from business operations after operating expenses are deducted from gross income.
- optical illusion — something that deceives by producing a false or misleading impression of reality.
- optical rotation — the angle at which the plane of polarized light is rotated when passed through an optically active substance.
- optical scanning — the process of interpreting data in printed, handwritten, bar-code, or other visual form by a device (optical scanner or reader) that scans and identifies the data.
- ordnance factory — a factory that makes military weapons and ammunition
- organ-pipe coral — an alcyonarian coral of the genus Tubipora, occurring in tropical waters, and forming a complex colony of brick-red, vertical tubules joined at intervals by transverse plates.
- organoleptically — In an organoleptic manner.
- ornithologically — In terms of ornithology.
- osculating plane — the plane containing the circle of curvature of a point on a given curve.
- ovals of cassini — the locus of a point x, whose distance from two fixed points, a and b, is such that |x–a| |x–b| is a constant
- over-application — the act of putting to a special use or purpose: the application of common sense to a problem.
- over-communicate — to impart knowledge of; make known: to communicate information; to communicate one's happiness.
- over-cultivation — the act or art of cultivating.
- over-expectation — the act or the state of expecting: to wait in expectation.
- over-romanticize — to make romantic; invest with a romantic character: Many people romanticize the role of an editor.
- over-speculation — the contemplation or consideration of some subject: to engage in speculation on humanity's ultimate destiny.
- overaccumulation — Accumulation of too much.
- overcapitalizing — Present participle of overcapitalize.
- overcautiousness — the quality or state of being too cautious, wary, or careful
- overcompensating — Present participle of overcompensate.
- overcompensation — a pronounced striving to neutralize and conceal a strong but unacceptable character trait by substituting for it an opposite trait.