19-letter words containing o, p, i, l, a
- electrode potential — the potential difference developed when an electrode of an element is placed in a solution containing ions of that element
- electron micrograph — a photograph or image of a specimen taken using an electron microscope
- electronic graphics — (on television) the production of graphic designs and text by electronic means
- electrophoretically — By means of electrophoresis.
- electrophotographic — Of or pertaining to electrophotography.
- electrotherapeutics — (medicine) the use of electricity in therapeutics.
- employment tribunal — (in England, Scotland, and Wales) a tribunal that rules on disputes between employers and employees regarding unfair dismissal, redundancy, etc
- english toy spaniel — breed of dog
- entitlement program — a government program providing defined sectors of the population with social benefits
- equal opportunities — Equal opportunities refers to the policy of giving everyone the same opportunities for employment, pay and promotion, without discriminating against particular groups.
- european parliament — law: assembly in Strasbourg
- evaporative cooling — a method of reducing temperature that uses evaporation
- exophthalmic goiter — a disease of unknown cause characterized by enlargement of the thyroid gland, overproduction of the thyroid hormone, and abnormal protrusion of the eyeballs
- exophthalmic goitre — a form of hyperthyroidism characterized by enlargement of the thyroid gland, protrusion of the eyeballs, increased basal metabolic rate, and weight loss
- expressionistically — In an expressionistic manner.
- facultative apomict — a plant that can reproduce sexually or asexually.
- family practitioner — medical specialization in general practice, requiring training beyond that of general practice and leading to board certification.
- female impersonator — a male performer who dresses as and impersonates women.
- first person plural — a grammatical category of pronouns and verbs used by the speaker to refer to or talk about himself together with others
- flat-joint pointing — pointing having flush joints of common mortar.
- floating-point unit — (hardware) (FPU) A floating-point accelerator, usually in a single integrated circuit, possible on the same IC as the central processing unit.
- flowering raspberry — a shrub, Rubus ordoratus, of eastern North America, having loose clusters of showy purplish or rose-purple flowers and inedible, dry, red fruit.
- fluophosphoric acid — fluorophosphoric acid.
- fluoride toothpaste — toothpaste containing a small amount of fluoride as protection against tooth decay
- fractal compression — (algorithm) A technique for encoding images using fractals.
- free alongside ship — (of a shipment of goods) delivered to the dock without charge to the buyer, but excluding the cost of loading onto the vessel
- from pillar to post — an upright shaft or structure, of stone, brick, or other material, relatively slender in proportion to its height, and of any shape in section, used as a building support, or standing alone, as for a monument: Gothic pillars; a pillar to commemorate Columbus.
- gallipoli peninsula — peninsula in S European Turkey, forming the NW shore of the Dardanelles: c. 55 mi (89 km) long
- general post office — (in the U.S. postal system) the main post office of a city, county, etc., that also has branch post offices. Abbreviation: G.P.O., GPO.
- gentleman-pensioner — (formerly) a gentleman-at-arms.
- geocentric parallax — the apparent displacement of an observed object due to a change in the position of the observer.
- go jump in the lake — a body of fresh or salt water of considerable size, surrounded by land.
- gregorian telescope — a telescope similar in design to the Cassegrainian telescope but less widely used.
- ground-plane aerial — a quarter-wave vertical dipole aerial in which the electrical image forming the other quarter-wave section is formed by reflection in a system of radially disposed metal rods or in a conductive sheet
- gulf of carpentaria — a shallow inlet of the Arafura Sea, in N Australia between Arnhem Land and Cape York Peninsula
- hamiltonian problem — (computability) (Or "Hamilton's problem") A problem in graph theory posed by William Hamilton: given a graph, is there a path through the graph which visits each vertex precisely once (a "Hamiltonian path")? Is there a Hamiltonian path which ends up where it started (a "Hamiltonian cycle" or "Hamiltonian tour")? Hamilton's problem is NP-complete. It has numerous applications, sometimes completely unexpected, in computing.
- hang on the lips of — to listen to with close attention
- have a problem with — to be unable to understand or do
- health professional — a person trained to work in any field of physical or mental health.
- hepatic portal vein — a vein connecting two capillary networks in the liver
- heptachlorobiphenyl — (organic compound) Either of twenty-four isomers of the polychlorinated biphenyl containing seven chlorine atoms.
- hexafluoroplatinate — (chemistry) The univalent anion PtF6- prepared by reacting platinum hexafluoride with certain metals or other elements.
- histopathologically — In a histopathological manner.
- historiographically — In a historiographical manner; by means of a historiography.
- hospital facilities — the equipment and services provided by a hospital
- hyper-nationalistic — a person devoted to nationalism.
- hyperbolic cosecant — a hyperbolic function that is the reciprocal of hyperbolic sine
- hypercholesteraemia — (medicine) An abnormally high level of cholesterol in the blood.
- hyperfocal distance — the distance, at a given f number, between a camera lens and the nearest point (hyperfocal point) having satisfactory definition when focused at infinity.
- hypocholesterolemia — an abnormally low amount of cholesterol in the blood.