15-letter words containing t, i, p
- nucleophilicity — (uncountable) The condition of being nucleophilic.
- null hypothesis — (in the statistical testing of a hypothesis) the hypothesis to be tested.
- objective prism — a large prism placed in front of the objective lens or mirror of a telescope, allowing the simultaneous acquisition of the spectra of many stars.
- occipitomastoid — (anatomy) Relating to, or connecting the occipital and mastoid bones.
- odd permutation — a permutation of a set of n elements, x 1 , x 2 , …, xn, which permutes the product of all differences of the form (xi – xj), where i is less than j, into the negative of the product.
- office politics — power play in the workplace
- offset printing — offset (def 6).
- oil tanker pier — An oil tanker pier is a structure over water where oil tankers can stop and load or unload.
- oil-based paint — any paint made with a drying oil or solvent such as linseed
- on prescription — If a medicine is available on prescription, you can only get it from a chemist or pharmacist if a doctor gives you a prescription for it.
- on the point of — a sharp or tapering end, as of a dagger.
- onychocryptosis — a form of nail disease in which nails are ingrown
- open convention — a party convention at which delegates are free to vote for the candidate of their choice.
- open university — higher education by correspondence
- open-cut mining — mining by excavating from the surface
- open-pit mining — a method of mining, usually for metallic ores, in which the waste and ore are completely removed from the sides and bottom of a pit which gradually becomes an enormous canyonlike hole
- open-pollinated — (of a flower) pollinated without human agency.
- opencast mining — mining by excavating from the surface
- opening batsman — a player who bats the first ball in cricket
- operating cycle — the period of time between starting a business and making a profit
- operating table — table on which surgery is performed
- operationalised — Simple past tense and past participle of operationalise.
- operationalized — Simple past tense and past participle of operationalize.
- 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.
- ophthalmophobia — the fear of being stared at
- ophthalmoplegia — Paralysis of the muscles within or surrounding the eye.
- ophthalmoscopic — Of, pertaining to or using an ophthalmoscope.
- opinionatedness — The state or condition of being opinionated.
- opisthognathous — having receding jaws.
- opposite number — counterpart; equivalent: New members with an interest in folk art will find their opposite numbers in the association's directory.
- opposite prompt — the offstage area to the right as one faces the audience. Abbreviation: O.P.
- opposition hold — a particular way of holding rock in mountain-climbing
- oppositionality — Quality of being oppositional.
- optical printer — a film printer used in making optical effects, consisting basically of a camera that photographs the image with special lenses to enlarge, reduce, distort, etc., and a projector that transfers the image to the print stock, as distinguished from a contact printer.
- optical pumping — a method for increasing the number of atoms or molecules occupying higher energy levels by irradiating them with light of the proper frequencies to raise them to those levels.
- 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
- optical tooling — the technique of establishing precise reference lines and planes by means of telescopic sights, especially for the purpose of aligning machinery, machine-shop work, etc.
- optoelectronics — the branch of electronics dealing with devices that generate, transform, transmit, or sense optical, infrared, or ultraviolet radiation, as cathode-ray tubes, electroluminescent and liquid crystal displays, lasers, and solar cells.
- oriental carpet — Oriental rug.
- ornithodelphian — of or relating to mammals of the class Ornithodelphia
- orthopaedic bed — a specially firm bed designed to help correct or ameliorate the discomfort of disorders of the spine and joints
- orthopaedically — in an orthopaedic manner
- orthophosphoric — (chemistry) Describing the ordinary form of phosphoric acid and its derivatives.
- orthopsychiatry — an approach to psychiatry concerned with the study and treatment of behavioral disorders, especially of young people.
- out in the open — knowledge: public
- out of practice — If you are out of practice at doing something, you have not had much experience of it recently, although you used to do it a lot or be quite good at it.
- outdoorsmanship — a person devoted to outdoor sports and recreational activities, as hiking, hunting, fishing, or camping.
- outside caliper — a caliper whose legs turn inward so that it can measure outside dimensions, as the diameter of a rod.