20-letter words containing p, h, l, s
- he's no oil painting — he is not good-looking
- heteropolysaccharide — (carbohydrate) any polysaccharide formed from two or more different kinds of monosaccharide.
- high-explosive shell — a shell containing high explosive
- hipparchus satellite — an astronometric satellite launched in 1989 by the European Space Agency that measured the position, proper motion, and brightness of 118 218 stars down to 12th magnitude and the magnitude and colour of a million stars down to 10th magnitude
- holy water sprinkler — morning star (def 2).
- horizontally opposed — A horizontally opposed engine has the cylinders set horizontally at either side of the crankshaft.
- hospitality industry — the hotel and accommodation industry
- household appliances — devices or machines, usually electrical, that are in your home and which you use to do jobs such as cleaning or cooking
- houses of parliament — In Britain, the Houses of Parliament are the British parliament, which consists of two parts, the House of Commons and the House of Lords. The buildings where the British parliament does its work are also called the Houses of Parliament.
- human papillomavirus — any of a group of papillomaviruses causing cutaneous warts and lesions of the oral, anal, and genital mucous membranes in human beings
- hydraulic suspension — a system of motor-vehicle suspension using hydraulic members, often with hydraulic compensation between front and rear systems (hydroelastic suspension)
- hypercholesterolemia — the presence of an excessive amount of cholesterol in the blood.
- hypercholesterolemic — (pathology) Of, pertaining to, or having hypercholesterolemia.
- incomprehensibleness — The state of being incomprehensible.
- insulin-coma therapy — a former treatment for mental illness, especially schizophrenia, employing insulin-induced hypoglycemia as a method for producing convulsive seizures.
- interpersonal theory — the theory that personality development and behavior disorders are related to and determined by relationships between persons.
- japanese honeysuckle — a climbing honeysuckle, Lonicera japonica, introduced into the eastern U.S. from Asia, having fragrant, white flowers that fade to yellow.
- join-the-dots puzzle — a puzzle requiring you to connect a series of dots by drawing lines between them. If the dots are correctly connected, the result is a picture
- king charles spaniel — a variety of the English toy spaniel having a black-and-tan coat.
- kleene, stephen cole — Stephen Kleene
- knights hospitallers — a military religious order founded about the time of the first crusade (1096–99) among European crusaders. It took its name from a hospital and hostel in Jerusalem
- lampbrush chromosome — a chromosome with looped projections resembling a brush
- learned helplessness — the act of giving up trying as a result of consistent failure to be rewarded in life, thought to be a symptom of depression
- liberty of the press — freedom of the press.
- life-support machine — A life-support machine is the equipment that is used to keep a person alive when they are very ill and cannot breathe without help.
- light-weight process — (operating system, parallel) (LWP) A single-threaded sub-process which, unlike a thread, has its own process identifier and may also differ in its inheritance and controlling features. Several operating systems, e.g. SunOS 5.x, provide system calls for creating and controlling LWPs.
- lighthouse coffeepot — a coffeepot of the late 17th and 18th centuries, having a tapering, circular body with a domed lid.
- linguistic geography — dialect geography.
- lump in one's throat — the passage from the mouth to the stomach or to the lungs, including the pharynx, esophagus, larynx, and trachea.
- lymphogranulomatosis — widespread infectious granuloma of the lymphatic system.
- malpighian corpuscle — Also called kidney corpuscle, Malpighian body. the structure at the beginning of a vertebrate nephron, consisting of a glomerulus and its surrounding Bowman's capsule.
- microelectrophoresis — any of several techniques for observing, by means of a microscope or an ultramicroscope, the electrophoresis of minute surface particles.
- multipurpose vehicle — a large car, similar to a van, designed to carry up to eight passengers
- multistep hydroplane — a motorship having a flat bottom built as a series of planes inclined forward, the ship planing on each from stem to stern as its speed increases.
- nephroangiosclerosis — (pathology) sclerosis of the renal arterioles.
- neurophysiologically — In terms of, or with regard to, neurophysiology.
- neuropsychiatrically — In terms of neuropsychiatry.
- neuropsychologically — In terms of or by means of neuropsychology.
- north celestial pole — the point of intersection of the earth's extended axis and the northern half of the celestial sphere, lying about 1° from Polaris
- old english sheepdog — one of an English breed of large working dogs having a long, shaggy, gray or blue-merle and white coat that hangs over the eyes, and a bobbed tail, originally developed to drive sheep and cattle.
- one's spiritual home — Your spiritual home is the place where you feel that you belong, usually because your ideas or attitudes are the same as those of the people who live there.
- people's paths cross — If you cross someone's path or if your paths cross, you meet them by chance.
- peroxysulphuric acid — a white hygroscopic crystalline unstable oxidizing acid. Formula: H2SO5
- phillips screwdriver — a screwdriver that has a cross at the tip that is intended to be used with Phillips screws
- phillips-screwdriver — a screw head having two partial slots crossed at right angles, driven by a special screwdriver (Phillips screwdriver)
- philoprogenitiveness — producing offspring, especially abundantly; prolific.
- photogelatin process — collotype (def 1).
- photophosphorylation — phosphorylation that utilizes light as a source of energy, as in the formation of ATP from ADP and phosphorus during photosynthesis.
- physical 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)
- physical examination — an examination, usually by a physician, of a person's body in order to determine his or her state of health or physical fitness, as for military service or participation in a sport.