18-letter words containing a, r, o, n, i
- now you're talking — at last you're saying something agreeable
- numerical taxonomy — classification of organisms by a comparison of large numbers of observable characteristics that are given equal value instead of being weighted according to possible evolutionary significance.
- nurse practitioner — a registered nurse who has received special training for diagnosing and treating routine or minor ailments. Abbreviation: NP.
- nurse-practitioner — a registered nurse who has received special training for diagnosing and treating routine or minor ailments. Abbreviation: NP.
- obedience training — the training of an animal, especially a dog, to obey certain commands.
- object-orientation — object-oriented
- occupational group — An occupational group is a category used by insurance companies to classify jobs according to how hazardous they are.
- octachlorobiphenyl — (organic compound) Either of twelve isomers of the polychlorinated biphenyl containing eight chlorine atoms.
- of your own making — If you say that something such as a problem you have is of your own making, you mean you have caused or created it yourself.
- off-street parking — spaces for cars located on private property rather than on a public street
- offensive material — any published or broadcast content (such as articles, photographs, films, or websites) that is likely to be upsetting, insulting, or objectionable to some or most people
- office of readings — the first of the canonical hours; matins
- old low franconian — a Low German dialect of the Franks of the lower Rhine valley before c1100.
- on delicate ground — in a situation requiring tact
- on that/this score — You can use on that score or on this score to refer to something that has just been mentioned, especially an area of difficulty or concern.
- on the danger list — critically ill in hospital
- operating expenses — Operating expenses are expenses related to carrying out normal business activities.
- operating software — software used in the operation of a computer system, typically by performing such tasks as memory allocation, job scheduling, and input/output control
- operation overlord — the codename for the Allied invasion (June 1944) of northern France
- operationalisation — Alternative spelling of operationalization.
- operationalization — The act or process of operationalizing.
- operations manager — business director
- optical brightener — an additive that dyes and brightens fabric or paper
- optical soundtrack — the final soundtrack on a motion picture, which appears as a band of black and white serrations along a strip of film to the left of the composite print. Light is shined through the serrations and is converted to audible sound.
- oracle corporation — (company) The world's leading supplier of information management software. The company, worth $2 billion, offers its products, along with related consulting, education and support services in more than 90 countries around the world. Oracle is best known for its database management systems vendor and relational DBMS products. Oracle develops and markets Oracle Media Server and the Oracle7 family of software products for database management; Co-operative Development Environment and Oracle Co-operative Applications Oracle software runs on personal digital assistants, set-top boxs, IBM PCs, workstations, minicomputers, mainframes and massively parallel computers. Oracle bought Sun Microsystems on 2009-04-20. See also Adaptable User Interface, Bookviewer, CASE*Method, Component Integration Laboratories, DDE Manager, Online Media, Oracle Card, Oracle*CASE, siod. Address: Redwood Shores, CA, USA.
- oral contraceptive — birth-control pill.
- order of magnitude — You can use order of magnitude when you are giving an approximate idea of the amount or importance of something.
- organic solidarity — social cohesiveness that is based on division of labor and interdependence and is characteristic of complex, industrial societies.
- organization chart — a diagrammatic representation showing how departments or divisions in an organization, as a large corporation, are related to one another along lines of authority.
- organized religion — institutionalized religion, usually with a hierarchical clergy and rules to govern the means by which adherents participate
- oriental alabaster — alabaster (def 2).
- oriental almandine — a variety of corundum resembling almandine in colour and used as a gemstone
- oriental cat's-eye — a chatoyant variety of chrysoberyl, used as a gem.
- oriental cockroach — a dark-brown cockroach, Blatta orientalis, thought to have originated in Asia but now nearly cosmopolitan in distribution.
- oriental scops owl — any of a group of small owls having ear tufts and a whistling call, especially Otus scops (Old World scops owl) and O. sunia (Oriental scops owl)
- oriental shorthair — any of a breed of domestic cat, similar to the Siamese but with greenish eyes and often a coat of a solid color
- orientation course — induction into sth
- orthotungstic acid — an oxyacid acid of tungsten. Formula: H2WO4
- osteitis deformans — Paget's disease.
- osteogenic sarcoma — osteosarcoma
- osteoradionecrosis — bone tissue death induced by radiation.
- out of circulation — If someone is out of circulation, they do not appear in public or at social gatherings for a period of time. You can also say that someone is out of circulation when they are in prison.
- over and done with — If you say that something is over and done with, you mean that it is completely finished and you do not have to think about it any more.
- over-extrapolation — to infer (an unknown) from something that is known; conjecture.
- over-pronunciation — to pronounce (a word, syllable, etc.) in an exaggerated, affected, or excessively careful manner.
- overcapitalization — The state of being overcapitalized.
- overdraft interest — interest charged on money withdrawn in excess of the credit balance of a bank or building society account
- overgeneralization — the act or process of overgeneralizing.
- overidentification — an act or instance of identifying; the state of being identified.
- overinterpretation — the act of interpreting; elucidation; explication: This writer's work demands interpretation.