23-letter words containing h, o, r, m, n, a
- more than meets the eye — hidden motives, meaning, or facts
- over-the-counter market — a security market that deals in securities that are not listed or quoted on a stock exchange
- overnight accommodation — accommodation provided by an establishment (such as a hotel) where guests can sleep or spend the night
- pharmaceuticals company — a company specialising in developing and marketing pharmaceuticals
- photoelectric magnitude — the magnitude of a star determined using a photometer plus a filter to select light or other radiation of the desired wavelength
- polybrominated biphenyl — PBB.
- psychomotor retardation — a generalized slowing of psychological and physical activity, frequently occurring as a symptom of severe depression.
- saint george's mushroom — an edible whitish basidiomycetous fungus, Tricholoma gambosum, with a floury smell
- secondary modern school — (formerly) a secondary school offering a more technical or practical and less academic education than a grammar school
- sheltered accommodation — housing specially designed to provide a safe environment for the elderly, handicapped, or disabled, often with some shared facilities and a caretaker
- short-billed marsh wren — sedge wren.
- steal someone's thunder — to strike, drive, inflict, give forth, etc., with loud noise or violent action.
- suprasegmental phonemes — phonemes or features of speech, as pitch, stress, and juncture, that may extend over and modify series of segmental phonemes
- the department of state — the United States federal department concerned with foreign policy
- the information highway — the internet
- the kingdom of lorraine — an early medieval kingdom on the Meuse, Moselle, and Rhine rivers: later a duchy
- the metropolitan police — the police organization that is responsible for Greater London, excluding the City of London
- the scottish parliament — the devolved national legislature of Scotland, located in Edinburgh
- the taming of the shrew — a comedy (1594?) by Shakespeare.
- to force someone's hand — If you force someone's hand, you force them to act sooner than they want to, or to act in public when they would prefer to keep their actions secret.
- to run someone to earth — If you run someone or something to earth, you find them after searching for them for a long time.
- twenty-fourth amendment — an amendment to the U.S. Constitution, ratified in 1964, forbidding the use of the poll tax as a requirement for voting in national or U.S. Congressional elections.
- urea-formaldehyde resin — any of a group of resins formed by the interaction of urea and formaldehyde under conditions that include heat and pH control: used chiefly in the manufacture of buttons, baking enamels, and for making fabrics wrinkle-resistant.