12-letter words containing p, e, r, i, o
- nuxi problem — (data, architecture) /nuk'see pro'bl*m/ The problem of transferring data between computers with differing byte order. The string "Unix" might look like "NUXI" on a machine with a different "byte sex" (e.g. when transferring data from a little-endian to a big-endian, or vice-versa). See also middle-endian, swab, and bytesexual.
- obreptitious — having the characteristics of acquiring something by deceitful means
- observership — someone or something that observes.
- office party — a party or informal social gathering for all the employees in a particular organization or department
- oil pressure — force that keeps engine lubricated
- oil producer — a country with reserves of oil
- oilseed rape — Oilseed rape is a plant with yellow flowers which is grown as a crop. Its seeds are crushed to make cooking oil.
- oligophrenia — less than normal mental development.
- oligophrenic — less than normal mental development.
- oligospermia — (medicine) Low volume of semen.
- omnipresence — present everywhere at the same time: the omnipresent God.
- on principle — an accepted or professed rule of action or conduct: a person of good moral principles.
- open circuit — a discontinuous circuit through which no current can flow.
- open primary — a direct primary election in which voters need not meet a test of party membership.
- open trailer — any dog that barks or bays on the trail of its quarry.
- open verdict — law: coroner's jury finding
- opera singer — a professional singer of opera
- opera window — a narrow, fixed window on each side of the rear passenger compartment of an automobile.
- operatically — of or relating to opera: operatic music.
- operationism — the doctrine that the meaning of a scientific term, concept, or proposition consists of the operation or operations performed in defining or demonstrating it.
- operatorship — (in the oil and gas industries) the right to operate a well, field, or other oil source.
- opinionnaire — A form containing a list of statements, each of which the members of a selected group are asked to endorse or reject; the purpose being to gather information for a survey.
- oppressional — Exhibiting or relating to oppression.
- oppressively — burdensome, unjustly harsh, or tyrannical: an oppressive king; oppressive laws.
- optic center — a point about ten percent above the exact center of a printed page or layout.
- optical grep — vgrep
- optometrical — the practice or profession of examining the eyes, by means of suitable instruments or appliances, for defects in vision and eye disorders in order to prescribe corrective lenses or other appropriate treatment.
- optometrists — Plural form of optometrist.
- ordered pair — Mathematics. two quantities written in such a way as to indicate that one quantity precedes or is to be considered before the other, as (3, 4) indicates the Cartesian coordinates of a point in the plane.
- oreopithecus — a genus of fossil primate from the Miocene coal deposits of Italy, formerly considered to be a possible hominid.
- organoleptic — perceived by a sense organ.
- ornithopters — Plural form of ornithopter.
- orthopaedics — (used with a singular verb) the medical specialty concerned with correction of deformities or functional impairments of the skeletal system, especially the extremities and the spine, and associated structures, as muscles and ligaments.
- orthopaedist — Alternative spelling of orthopedist.
- orthopedical — (American spelling) Alternative form of orthopaedical.
- orthopterist — someone who studies the Orthoptera
- orthopteroid — (zoology) Any of the insects historically included in the order Orthoptera, including the cockroaches, earwigs, praying mantises, etc.
- osteoporosis — a disorder in which the bones become increasingly porous, brittle, and subject to fracture, owing to loss of calcium and other mineral components, sometimes resulting in pain, decreased height, and skeletal deformities: common in older persons, primarily postmenopausal women, but also associated with long-term steroid therapy and certain endocrine disorders.
- osteoporotic — of, relating to, or caused by osteoporosis.
- outspreading — Present participle of outspread.
- over-explain — to make plain or clear; render understandable or intelligible: to explain an obscure point. Synonyms: explicate. Antonyms: confuse.
- over-precise — definitely or strictly stated, defined, or fixed: precise directions.
- over-promise — a declaration that something will or will not be done, given, etc., by one: unkept political promises.
- overcapacity — capacity beyond what is normal, allowed, or desirable.
- overcropping — Agriculture. to crop (land) to excess; exhaust the fertility of by continuous cropping.
- overemphasis — excessive or undue emphasis.
- overemphatic — excessive or undue emphasis.
- overequipped — having too much equipment
- overexplicit — excessively explicit
- overlordship — a person who is lord over another or over other lords: to obey the will of one's sovereign and overlord.