15-letter words containing i, s, o, t, a
- nothingarianism — Beliefs and practices of a nothingarian.
- nottinghamshire — a county in central England. 854 sq. mi. (2210 sq. km).
- notwithstanding — in spite of; without being opposed or prevented by: Notwithstanding a brilliant defense, he was found guilty. She went to the game anyway, doctor's orders notwithstanding.
- nova scotia lox — a kind of brine-cured salmon, having either a salt cure (Scandinavian lox) or a sugar cure (Nova Scotia lox) often eaten with cream cheese on a bagel.
- numismatologist — One versed in numismatology.
- object distance — the distance between the lens of a camera and an object being photographed.
- observation car — a railroad passenger car having a lounge or platform from which the scenery can be viewed.
- observationally — of, relating to, or founded on observation, especially founded on observation rather than experiment.
- obsidian dating — a method of dating obsidian artifacts or debitage by calculating how long it has taken to produce a given thickness of a hydration layer within such matter.
- obtuse triangle — a triangle with one obtuse angle.
- occipitomastoid — (anatomy) Relating to, or connecting the occipital and mastoid bones.
- official strike — a collective stoppage of work by part or all of the workforce of an organization with the approval of the trade union concerned. The stoppage may be accompanied by the payment of strike pay by the trade union concerned
- oil-based paint — any paint made with a drying oil or solvent such as linseed
- old wives' tale — a traditional belief, story, or idea that is often of a superstitious nature.
- old-established — established for a long time
- oligomerisation — Alternative spelling of oligomerization.
- on a shoestring — If you do something or make something on a shoestring, you do it using very little money.
- on the increase — growing, increasing
- one-night stand — a single performance in one locale, as by a touring theatrical company, before moving on to the next engagement.
- opencast mining — mining by excavating from the surface
- opening batsman — a player who bats the first ball in cricket
- operationalised — Simple past tense and past participle of operationalise.
- operations room — a room from which all the operations of a military, police, or other disciplined activity are controlled
- ophthalmologist — a doctor of medicine specializing in ophthalmology.
- ophthalmoscopic — Of, pertaining to or using an ophthalmoscope.
- opinionatedness — The state or condition of being opinionated.
- opisthognathous — having receding jaws.
- oppositionality — Quality of being oppositional.
- optical scanner — 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.
- optical storage — optical disk drive
- orchestrational — Of or pertaining to orchestration.
- orthopsychiatry — an approach to psychiatry concerned with the study and treatment of behavioral disorders, especially of young people.
- outdoorsmanship — a person devoted to outdoor sports and recreational activities, as hiking, hunting, fishing, or camping.
- outer barrister — a barrister belonging to the outer bar.
- outside caliper — a caliper whose legs turn inward so that it can measure outside dimensions, as the diameter of a rod.
- outside forward — one of two attacking players who usually play on the far side of the field; wing.
- outstandingness — prominent; conspicuous; striking: an outstanding example of courage.
- over-advertised — to announce or praise (a product, service, etc.) in some public medium of communication in order to induce people to buy or use it: to advertise a new brand of toothpaste.
- over-capitalise — to fix the total amount of securities of a corporation in excess of the limits set by law or by sound financial policy.
- over-enthusiasm — absorbing or controlling possession of the mind by any interest or pursuit; lively interest: He shows marked enthusiasm for his studies.
- over-estimation — to estimate at too high a value, amount, rate, or the like: Don't overestimate the car's trade-in value.
- over-passionate — having, compelled by, or ruled by intense emotion or strong feeling; fervid: a passionate advocate of socialism.
- overcapitalizes — Third-person singular simple present indicative form of overcapitalize.
- overspeculation — the contemplation or consideration of some subject: to engage in speculation on humanity's ultimate destiny.
- overstimulation — to rouse to action or effort, as by encouragement or pressure; spur on; incite: to stimulate his interest in mathematics.
- oxidation state — the state of an element or ion in a compound with regard to the electrons gained or lost by the element or ion in the reaction that formed the compound, expressed as a positive or negative number indicating the ionic charge of the element or ion.
- oyster toadfish — See under toadfish (def 1).
- ozark mountains — an eroded plateau in S Missouri, N Arkansas, and NE Oklahoma. Area: about 130 000 sq km (50 000 sq miles)
- painter's colic — Pathology. lead poisoning causing intense intestinal pain.
- palaeomagnetism — the study of the fossil magnetism in rocks, used to determine the past configurations of the continents and to investigate the past shape and magnitude of the earth's magnetic field