15-letter words containing n, e, o, t, r, i
- 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.
- 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.
- oligodendrocyte — A glial cell similar to an astrocyte but with fewer protuberances, concerned with the production of myelin in the central nervous system.
- oligomerisation — Alternative spelling of oligomerization.
- oligomerization — (chemistry) The formation of an oligomer from a monomer.
- omnidirectional — sending or receiving signals in all directions: an omnidirectional microphone.
- omnium gatherum — a miscellaneous collection.
- omnium-gatherum — a miscellaneous collection.
- on a shoestring — If you do something or make something on a shoestring, you do it using very little money.
- 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 short notice — with little warning
- on the increase — growing, increasing
- on the trail of — If you are on the trail of a person or thing, you are trying hard to find them or find out about them.
- oneirocriticism — the art of interpreting dreams.
- open university — higher education by correspondence
- 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
- opposite number — counterpart; equivalent: New members with an interest in folk art will find their opposite numbers in the association's directory.
- 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 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.
- 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.
- orchestrational — Of or pertaining to orchestration.
- oriental carpet — Oriental rug.
- orientationally — With regard to orientation.
- origination fee — a fee charged by a lender for evaluating and processing a loan application, usually a percentage of the face value of the loan.
- ornithodelphian — of or relating to mammals of the class Ornithodelphia
- ortho-toluidine — Chemistry. a light-yellow, very slightly water-soluble liquid, C 7 H 9 N, the ortho isomer of toluidine: used in the manufacture of dyes, saccharin, and other organic compounds, and in textile printing processes.
- osteochondritis — inflammation of bone and cartilage.
- osteochondrosis — a disease of bone and cartilage growth centers in children that begins as a necrosis and is followed by regeneration or renewed calcification.
- otaheite orange — a small citrus bush, Citrus limonia otaitensis, having fragrant flowers and small orange fruit, often cultivated as a houseplant.
- outline drawing — a drawing consisting only of external lines
- over-analytical — pertaining to or proceeding by analysis (opposed to synthetic).
- over-correction — correction beyond what is needed or customary, especially when leading to error; overadjustment: The pilot made an overcorrection for headwinds.
- over-distention — the act of distending or the state of being distended.
- 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-excitement — to excite too much.
- over-extraction — an act or instance of extracting: the extraction of a molar.
- over-irrigation — the artificial application of water to land to assist in the production of crops.
- over-passionate — having, compelled by, or ruled by intense emotion or strong feeling; fervid: a passionate advocate of socialism.
- over-population — to fill with an excessive number of people, straining available resources and facilities: Expanding industry has overpopulated the western suburbs.
- over-regulation — a law, rule, or other order prescribed by authority, especially to regulate conduct.
- overachievement — to perform, especially academically, above the potential indicated by tests of one's mental ability or aptitude.
- overapplication — excessive application
- overcommunicate — to communicate excessively
- overconfidently — In an overconfident manner.