20-letter words containing l, a, h, o
- electroshock therapy — a form of shock therapy in which electric current is applied to the brain
- elephant in the room — an obvious truth deliberately ignored by all parties in a situation
- elizabeth of hungary — Saint. 1207–31, Hungarian princess who devoted herself to charity and asceticism. Feast day: Nov 17 and 19
- environmental health — the issues dealt with by the Environmental Health Department of a local authority, such as prevention of the spread of communicable diseases, food safety and hygiene, control of infestation by insects or rodents, etc
- father of the chapel — (in British trade unions in the publishing and printing industries) a shop steward
- fermentation alcohol — alcohol (def 1).
- fermentation-alcohol — Also called ethyl alcohol, grain alcohol, ethanol, fermentation alcohol. a colorless, limpid, volatile, flammable, water-miscible liquid, C 2 H 5 OH, having an etherlike odor and pungent, burning taste, the intoxicating principle of fermented liquors, produced by yeast fermentation of certain carbohydrates, as grains, molasses, starch, or sugar, or obtained synthetically by hydration of ethylene or as a by-product of certain hydrocarbon syntheses: used chiefly as a solvent in the extraction of specific substances, in beverages, medicines, organic synthesis, lotions, tonics, colognes, rubbing compounds, as an automobile radiator antifreeze, and as a rocket fuel. Compare denatured alcohol, methyl alcohol.
- fight tooth and nail — fight fiercely
- flavour of the month — If you think that something or someone is very popular at a particular time, you can say that they are flavour of the month.
- flight data recorder — a recording device that records relevant data during an aircraft's flight
- florence nightingale — Florence ("the Lady with the Lamp") 1820–1910, English nurse: reformer of hospital conditions and procedures; reorganizer of nurse's training programs.
- fold-and-thrust belt — a linear or arcuate region of the earth's surface that has been subjected to severe folding and thrust faulting
- fontainebleau school — a group of artists, many of them Italian and Flemish, who worked on the decorations of the palace of Fontainebleau in the 16th century.
- football hooliganism — the actions or behaviour of a football hooligan
- for all one is worth — good or important enough to justify (what is specified): advice worth taking; a place worth visiting.
- forty-ninth parallel — an informal name for the Canadian border with the USA, which is in part delineated by the parallel line of latitude at 49°N
- fourth international — a loose federation of small groups of radical socialists formed in 1936 under the leadership of Leon Trotsky and hostile to the Soviet Union. Compare international (def 6).
- frankfurt horizontal — Craniometry. the plane established when right and left poria and left orbitale are in the same horizontal plane.
- full to the gunwales — completely full; full to overflowing
- gaff-topsail catfish — a sea catfish, Bagre marinus, occurring in the Atlantic and the Gulf of Mexico from Cape Cod to Panama, and having the spine of the dorsal fin greatly prolonged and flattened.
- generative phonology — a theory of phonology that uses a set of rules to derive phonetic representations from abstract underlying forms.
- get ahold of oneself — If you get ahold of yourself, you force yourself to become calm and sensible after a shock or in a difficult situation.
- get one's hackles up — to become tense with anger; bristle
- glucosamine sulphate — a compound used in some herbal remedies and dietary supplements, esp to strengthen joint cartilage
- go like the clappers — to move extremely fast
- goldenhar's syndrome — a congenital disorder in which one side of the face is malformed, often with an enlargement of one side of the mouth. There may also be hearing loss, curvature of the spine, and mild retardation
- grade school teacher — a teacher in a grade school
- graphics accelerator — (graphics, hardware) Hardware (often an extra circuit board) to perform tasks such as plotting lines and surfaces in two or three dimensions, filling, shading and hidden line removal.
- greenwich hour angle — hour angle measured from the meridian of Greenwich, England.
- grievous bodily harm — law: serious injury
- guarded horn clauses — (language) (GHC) A parallel dialect of Prolog by K. Ueda in which each clause has a guard. GHC is similar to Parlog. When several clauses match a goal, their guards are evaluated in parallel and the first clause whose guard is found to be true is used and others are rejected. It uses committed-choice nondeterminism. See also FGHC, KL1.
- hail-fellow-well-met — friendly but insincere
- hampton court palace — a royal palace in Hampton, London, built in 1515 by Cardinal Wolsey
- harmonic minor scale — minor scale (def 1).
- have come a long way — If you say that someone or something has come a long way, you mean that they have developed, progressed, or become very successful.
- he's no oil painting — he is not good-looking
- health questionnaire — A health questionnaire is a list of questions about someone's health issued by underwriters before accepting a person as a risk.
- helicopter parenting — a style of child rearing in which an overprotective mother or father discourages a child's independence by being too involved in the child's life: In typical helicopter parenting, a mother or father swoops in at any sign of challenge or discomfort.
- helmeted guinea fowl — the common guinea fowl in its wild state.
- heston and isleworth — a former borough, now part of Hounslow, in SE England, near London.
- heteropolysaccharide — (carbohydrate) any polysaccharide formed from two or more different kinds of monosaccharide.
- hexadecimal notation — a number system having a base 16; the symbols for the numbers 0–9 are the same as those used in the decimal system, and the numbers 10–15 are usually represented by the letters A–F. The system is used as a convenient way of representing the internal binary code of a computer
- hexafluoroantimonate — (inorganic chemistry) The anion SbF6- or any salt containing this anion; it is used as an acidic catalyst in epoxide opening reactions.
- hierarchical routing — The complex problem of routing on large networks can be simplified by breaking a network into a hierarchy of smaller networks, where each level is responsible for its own routing. The Internet has, basically, three levels: the backbones, the mid-levels, and the stub networks. The backbones know how to route between the mid-levels, the mid-levels know how to route between the sites, and each site (being an autonomous system) knows how to route internally. See also Exterior Gateway Protocol, Interior Gateway Protocol, transit network.
- hildegard von bingen — Hildegard von (Hildegard of Bingen"Sibyl of the Rhine") 1098–1178, German nun, healer, writer, and composer.
- historical sociology — the sociological study of the origins and development of societies and of other social phenomena that seeks underlying laws and principles.
- hold one's head high — to conduct oneself in a proud and confident manner
- holy water sprinkler — morning star (def 2).
- honeysuckle ornament — anthemion.
- horizontal microcode — (processor) Microcode using horizontal encoding.