19-letter words containing t, i, p
- napierian logarithm — natural logarithm.
- nasty piece of work — malicious person
- neuropathologically — In a neuropathologic way.
- newtonian telescope — a reflecting telescope in which a mirror or reflecting prism is mounted on the axis near the eyepiece so that the image may be viewed from outside the telescope tube at right angles to the axis.
- nine plus two array — the arrangement of microtubules in a flagellum or cilium, consisting of a ring of nine evenly spaced couplets surrounding two central singlets. Symbol: 9 + 2.
- nonproprietary drug — A nonproprietary drug is a generic drug that is essentially similar to a drug with a brand name.
- nonrepresentational — not resembling or portraying any object in physical nature: a nonrepresentational painting.
- nonthrombocytopenic — Not thrombocytopenic.
- north pacific ocean — the northern part of the Pacific Ocean, extending from the equator to the Arctic Ocean.
- northern hemisphere — the half of the earth between the North Pole and the equator.
- notre-dame-de-paris — Also called Notre Dame de Paris [French naw-truh dam duh pa-ree] /French nɔ trə dam də paˈri/ (Show IPA). a famous early gothic cathedral in Paris (started 1163).
- occupation grouping — a category in a system of classifying people according to occupation, based originally on information obtained by government census and subsequently developed by market research. The classifications are used by the advertising industry to identify potential markets. The groups are A, B, C1, C2, D, and E
- occupational hazard — a danger or hazard to workers that is inherent in a particular occupation: Silicosis is an occupational hazard of miners.
- occupational health — Occupational health is the branch of medicine that deals with the health of people in their workplace or in relation to their job.
- old english pattern — a spoon pattern having a stem curving backward at the end.
- old spanish customs — irregular practices among a group of workers to gain increased financial allowances, reduced working hours, etc
- operational testing — (testing) A US DoD term for testing performed by the end-user on software in its normal operating environment.
- operations director — a director or senior manager who oversees the efficiency of business operations
- operations research — the analysis, usually involving mathematical treatment, of a process, problem, or operation to determine its purpose and effectiveness and to gain maximum efficiency.
- optical double star — two stars that appear as one if not viewed through a telescope with adequate magnification, such as two stars that are separated by a great distance but are nearly in line with each other and an observer (optical double star) or those that are relatively close together and comprise a single physical system (physical double star)
- optical mark reader — (hardware) (OMR) A special scanning device that can read carefully placed pencil marks on specially designed documents. OMR is frequenty used in forms, questionnaires, and answer-sheets.
- optimising compiler — (programming, tool) compiler which attempts to analyse the code it produces and to produce more efficient code by performing program transformation such as branch elimination, partial evaluation, or peep-hole optimisation. Contrast pessimising compiler.
- oral interpretation — the study and practice of vocally expressing the meaning of written compositions, especially of literature.
- orthopaedic surgeon — a surgeon specializing in the branch of surgery concerned with disorders of the spine and joints and the repair of deformities of these parts
- orthopaedic surgery — surgery concerned with disorders of the spine and joints and the repair of deformities of these parts
- over-interpretation — the act of interpreting; elucidation; explication: This writer's work demands interpretation.
- overhead projection — the projection (using an overhead projector) of an enlarged image of a transparency onto a surface above and behind the person using it
- oxidation potential — (in a galvanic cell) the potential of the electrode at which oxidation occurs.
- palaeoethnobotanist — someone who studies fossil seeds and grains to further archaeological knowledge, esp of the domestication of cereals
- paleoanthropologist — the study of the origins and predecessors of the present human species, using fossils and other remains.
- pancreatic fibrosis — cystic fibrosis.
- papal infallibility — the dogma that the pope cannot err in a solemn teaching addressed to the whole church on a matter of faith or morals.
- parachute spinnaker — a very large spinnaker used on a racing yacht.
- parallactic ellipse — the apparent ellipse, as seen against the background of more distant stars, described annually by a nearby star because of the earth's orbital motion around the sun. Compare parallax (def 2).
- parallel projection — a projection from one plane to a second plane in which the lines joining points on the first plane and corresponding images are parallel.
- parametric equation — one of two or more equations expressing the location of a point on a curve or surface by determining each coordinate separately.
- parasympathomimetic — having an effect similar to that produced when the parasympathetic nervous system is stimulated
- parathyroid extract — an aqueous preparation obtained from the parathyroid gland of cattle, used in medicine chiefly in cases of parathyroid deficiency and in veterinary medicine in the treatment of tetanic convulsions.
- parathyroid hormone — a polypeptide hormone, produced in the parathyroid glands, that helps regulate the blood levels of calcium and phosphate. Abbreviation: PTH.
- parliament building — structure housing legislative offices
- parliamentary agent — (in Britain) a person who is employed to manage the parliamentary business of a private group
- parthenogenetically — development of an egg without fertilization.
- participatory sport — a sport in which people take part, (as opposed to a spectator sport)
- particle dispersoid — A particle dispersoid is a suspension of solid particles in a gas.
- particle kinematics — Particle kinematics is the study of the movement of particles, without considering the forces that cause this movement.
- particle separation — a rule that moves the particle of a phrasal verb, thus deriving a sentence like He looked the answer up from a structure that also underlies He looked up the answer
- particle technology — Particle technology is knowledge and study which relates to particles, and is used in industry.
- particular negative — a proposition of the form “Some S is not P.” Symbol: O.
- particular solution — a solution of a differential equation containing no arbitrary constants.
- parting of the ways — When there is a parting of the ways, two or more people or groups of people stop working together or travelling together.