18-letter words containing y, p, s
- employment service — (in the United States) a government department established to collect and supply to the unemployed information about job vacancies and to employers information about availability of prospective workers
- energy consumption — amount of energy used
- ethnopsychological — Relating to ethnopsychology.
- family-size packet — a packet large enough to be suitable for a family
- faraday dark space — the dark region between the negative glow and the positive column in a vacuum tube occurring when the pressure is low.
- flat-panel display — a type of thin, lightweight video display that uses liquid crystals or electroluminescence to reflect images.
- frequency response — the effectiveness with which a circuit, device, or system processes and transmits signals fed into it, as a function of the signal frequency.
- frequency spectrum — The frequency spectrum of an electrical signal is the distribution of the amplitudes and phases of each frequency component against frequency.
- gas chromatography — a chromatograph used for the separation of volatile substances.
- gas plasma display — (electronics) A type of display containing super-energised neon gas, used mostly in flat monitor and television screens. Each pixel has a transistor that controls its colour and brightness.
- gensym corporation — (company) A company that supplies software and services for intelligent operations management. Common applications include quality management, process optimisation, dynamic scheduling, network management, energy and environmental management, and process modelling and simulation. Their products include G2.
- gestalt psychology — (sometimes lowercase) the theory or doctrine that physiological or psychological phenomena do not occur through the summation of individual elements, as reflexes or sensations, but through gestalts functioning separately or interrelatedly.
- gravity escapement — an escapement, used especially in large outdoor clocks, in which the impulse is given to the pendulum by means of a weight falling through a certain distance.
- handyman's special — fixer-upper.
- happy as a sandboy — very happy; high-spirited
- hepatosplenomegaly — Enlargement of both the liver and spleen.
- hexaphosphorylated — (biochemistry) phosphorylated with six units of phosphoric acid.
- hilary of poitiers — Saint, a.d. c300–368, French bishop and theologian.
- histocompatibility — the condition of having antigenic similarities such that cells or tissues transplanted from one (the donor) to another (the recipient) are not rejected.
- homeowner's policy — a form of home insurance that provides compensation for damage, loss, or injury of property, personal belongings, or persons due to fire, theft, accidents, etc.
- hungry programmers — (body) A group of programmers producing free software.
- hydroxytryptamines — Plural form of hydroxytryptamine.
- hyperaldosteronism — aldosteronism.
- hypercholesteremia — Alternative spelling of hypercholesteraemia.
- hypermodern school — a style of chess characterized by control of the centre from the flanks
- hypernationalistic — a person devoted to nationalism.
- hyperphosphorylate — To phosphorylate fully.
- hypersensitiveness — The state of being hypersensitive.
- hypersensitization — Photography. to treat (a film or emulsion) so as to increase its speed.
- hypersexualisation — Alternative spelling of hypersexualization.
- hypersexualization — The act or process of hypersexualizing.
- hypodermic syringe — a small glass piston or barrel syringe having a detachable, hollow needle for use in injecting solutions subcutaneously.
- hypogastric artery — iliac artery (def 3).
- hypoparathyroidism — Diminished concentration of parathyroid hormone in the blood, which causes deficiencies of calcium and phosphorus compounds in the blood and results in muscular spasms.
- hypophosphorylated — (biochemistry) phosphorylated to a less than normal extent, or less than fully.
- hypophysis cerebri — the master endocrine gland, attached by a stalk to the base of the brain.
- hyposulfurous acid — an acid, H 2 S 2 O 4 , next in a series below sulfurous acid, known only in solution or in the form of its salts.
- hypothesis testing — the theory, methods, and practice of testing a hypothesis concerning the parameters of a population distribution (the null hypothesis) against another (the alternative hypothesis) which will be accepted only if its probability exceeds a predetermined significance level, generally on the basis of statistics derived from random sampling from the given population
- in company with sb — If you feel, believe, or know something in company with someone else, you both feel, believe, or know it.
- in praise of folly — Latin Moriae Encomium. a prose satire (1509) by Erasmus, written in Latin and directed against theologians and church dignitaries.
- investment company — a company that invests its funds in other companies and issues its own securities against these investments.
- johnny on the spot — a person who is ready and at hand whenever needed
- johnny-on-the-spot — a person who is on hand to perform a service, seize an opportunity, deal with an emergency, etc.
- jump discontinuity — a discontinuity of a function at a point where the function has finite, but unequal, limits as the independent variable approaches the point from the left and from the right. Compare jump (def 52).
- keep your shirt on — refrain from losing your temper (often used as an exhortation to another)
- knights of pythias — a fraternal order founded in Washington, D.C., in 1864.
- lipopolysaccharide — any of a class of polysaccharides to which lipids are attached.
- logically possible — capable of being described without self-contradiction
- long-stay car park — a car park (eg at an airport) where cars can be left for a long time
- many happy returns — When it is someone's birthday, people sometimes say 'Many happy returns' to them as a way of greeting them.