15-letter words containing p, a, t, r, o
- ncr corporation — (company) Electronics company mainly active in the midrange server market. NCR was founded 1884 as National Cash Register Company. It joint the computer industry in th 1950s. In 1991 it was absorbed by AT&T (see dinosaurs mating), only to be spat out again in 1996. NCR mainframes of the 1960's are remembered by some for their hardware incompatibility with IBM mainframes: NCR punched round holes in their punched cards while IBM punched rectangular ones. The codes and machines were not compatible and information could not be easily shared between NCR and IBM customers.
- negative profit — a financial loss
- negro spiritual — a type of religious song originating among Black slaves in the American South
- nephrolithiasis — (pathology) presence of calculi in kidneys.
- net.personality — Someone who has made a name for him or herself on Usenet, through either longevity or attention-getting posts, but doesn't meet the other requirements of net.godhood.
- neural computer — a computer or a software program that uses a neural network simulating the human brain and can be trained to perform specific tasks, as pattern recognition.
- neuroepithelial — Of or relating to the neuroepithelium.
- neuropathically — In a neuropathic way.
- neuropathologic — Of or pertaining to neuropathology.
- neuroplasticity — the capacity of the nervous system to develop new neuronal connections: research on neuroplasticity of the brain after injury.
- neuropsychiatry — the branch of medicine dealing with diseases involving the mind and nervous system.
- nitramino group — the univalent group –NHNO 2 .
- non-cooperative — failure or refusal to cooperate.
- non-exculpatory — tending to clear from a charge of fault or guilt.
- non-penetrative — (of sexual activity) not involving penetration by the penis
- non-repudiation — the act of repudiating.
- non-suppurative — suppurating; characterized by suppuration.
- noncatastrophic — of the nature of a catastrophe, or disastrous event; calamitous: a catastrophic failure of the dam.
- noncompensatory — serving to compensate, as for loss, lack, or injury.
- noncontemporary — not contemporary
- nondepartmental — not limited to or related to a specific department
- nonexperimental — pertaining to, derived from, or founded on experiment: an experimental science.
- nonincorporated — Not incorporated.
- nonmetaphorical — not metaphorical; literal
- nonmetropolitan — Not metropolitan.
- nonpartisanship — The quality of not being partisan, of remaining politically independent.
- nonphotographic — not involving photographic equipment or techniques
- nonprecedential — Not precedential.
- nonproportional — having due proportion; corresponding.
- nonpsychiatrist — a person who is not a psychiatrist
- northern paiute — a member of an American Indian people of Nevada, Oregon, and California, allied to the Paiute.
- northern parula — any of several American wood warblers of the genus Parula, especially P. americana (northern parula) having bluish plumage with a yellow throat and breast.
- notour bankrupt — a bankrupt who has failed to discharge his or her debts within the days of grace allowed by the court
- 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.
- oil tanker pier — An oil tanker pier is a structure over water where oil tankers can stop and load or unload.
- 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
- 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.
- optical storage — optical disk drive
- organophosphate — Biochemistry. any of a variety of organic compounds that contain phosphorus and often have intense neurotoxic activity: originally developed as nerve gases, now widely used as insecticides and fire retardants.
- 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
- orthopsychiatry — an approach to psychiatry concerned with the study and treatment of behavioral disorders, especially of young people.
- 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.