15-letter words containing h, o, r, m, u
- over-enthusiasm — absorbing or controlling possession of the mind by any interest or pursuit; lively interest: He shows marked enthusiasm for his studies.
- oyster mushroom — oyster cap.
- petroleum ether — a volatile mixture of the higher alkane hydrocarbons, obtained as a fraction of petroleum and used as a solvent
- phantom circuit — a circuit derived from two suitably arranged pairs of wires, each pair being a circuit (side circuit) and also acting as one half of an additional derived circuit, the entire system providing the capabilities of three circuits while requiring wires for only two.
- photofluorogram — a recording on photographic film of images produced by a fluoroscopic examination.
- photojournalism — journalism in which photography dominates written copy, as in certain magazines.
- photomultiplier — an extremely sensitive detector of light and of other radiation, consisting of a tube in which the electrons released by radiation striking a photocathode are accelerated, greatly amplifying the signal obtainable from small quantities of radiation.
- pneumatotherapy — the use of compressed or rarefied air in treating disease.
- proscenium arch — the arch separating the stage from the auditorium
- protonephridium — a tubular, excretory structure in certain invertebrates, as flatworms, rotifers, and some larvae, usually ending internally in flame cells and having an external pore
- pulmobranchiate — possessing a pulmobranch
- rheumatism-root — spotted wintergreen.
- rhyming couplet — a pair of lines in poetry that rhyme and usually have the same rhythm
- right of asylum — the right of alien fugitives to protection or nonextradition in a country or its embassy.
- roche moutonnee — a rounded, glacially eroded rock outcrop, usually one of a group, resembling a sheep's back.
- run of the mill — merely average; commonplace; mediocre: just a plain, run-of-the-mill house; a run-of-the-mill performance.
- run-of-the-mill — merely average; commonplace; mediocre: just a plain, run-of-the-mill house; a run-of-the-mill performance.
- run-of-the-mine — of or relating to ore or coal that is crude, ungraded, etc.
- rutherford atom — the atom postulated as analogous to the solar system, with electrons revolving around a small, central, positive nucleus that constitutes practically the entire mass of the atom
- sacred mushroom — any of various hallucinogenic mushrooms, esp species of Psilocybe and Amanita, that have been eaten in rituals in various parts of the world
- sarcenchymatous — relating to the connective tissue of some sponges
- schola cantorum — an ecclesiastical choir or choir school.
- schone mullerin — a song cycle (1823), by Franz Schubert, consisting of 20 songs set to poems by Wilhelm Müller.
- schopenhauerism — the philosophy of Schopenhauer, who taught that only the cessation of desire can solve the problems arising from the universal impulse of the will to live.
- scotch foursome — foursome (def 2b).
- sense of humour — Someone who has a sense of humour often finds things amusing, rather than being serious all the time.
- shut your mouth — stop talking
- sodium chlorate — a colorless, water-soluble solid, NaClO 3 , cool and salty to the taste, used chiefly in the manufacture of explosives and matches, as a textile mordant, and as an oxidizing and bleaching agent.
- sodium chloride — salt1 (def 1).
- south glamorgan — a county in SE Wales. 161 sq. mi. (416 sq. km).
- sully-prudhomme — René François Armand [ruh-ney frahn-swa ar-mahn] /rəˈneɪ frɑ̃ˈswa arˈmɑ̃/ (Show IPA), 1839–1907, French poet: Nobel prize 1901.
- sumatra camphor — borneol.
- summer holidays — the time when children do not go to school in the summer
- superphenomenon — a phenomenon that is beyond the typical qualities of phenomena
- the outward man — the body as opposed to the soul
- the small hours — If something happens in the early hours or in the small hours, it happens in the early morning after midnight.
- thermal equator — an imaginary line round the earth running through the point on each meridian with the highest average temperature. It lies mainly to the north because of the larger landmasses and therefore greater summer heating
- thermal neutron — a neutron with low kinetic energy, especially one slowed by the moderator in a nuclear reactor.
- thermionic tube — a vacuum tube in which the cathode is heated electrically to cause the emission of electrons by thermal agitation.
- thermodiffusion — thermal diffusion.
- thorium dioxide — a white, heavy, water-insoluble powder, ThO 2 , used chiefly in incandescent mantles, as the Welsbach gas mantle.
- three-four time — music: 3/4 time signature
- to err is human — If you say that to err is human, you mean that it is natural for human beings to make mistakes.
- torture chamber — a room where somebody is caused extreme physical pain, esp in order to extract information, break resistance, etc
- trout fisherman — a fisherman who catches trout
- ultramarathoner — a person who takes part in an ultramarathon
- ultramicrofiche — ultrafiche.
- uncomprehending — to understand the nature or meaning of; grasp with the mind; perceive: He did not comprehend the significance of the ambassador's remark.
- uncomprehensive — of large scope; covering or involving much; inclusive: a comprehensive study of world affairs.
- vermouth cassis — a mixed drink made with dry vermouth, crème de cassis, soda or mineral water, and cracked ice.