15-letter words containing r, o, t, h, a
- round character — a character in fiction whose personality, background, motives, and other features are fully delineated by the author.
- rowland heights — a city in SW California, near Los Angeles.
- 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
- saccharomycetes — a collective name for yeasts
- saprophytically — any organism that lives on dead organic matter, as certain fungi and bacteria.
- sarcenchymatous — relating to the connective tissue of some sponges
- scared to death — terrified
- scatter cushion — Scatter cushions are small cushions for use on sofas and chairs.
- schillerization — the process of altering crystals to produce schiller
- schola cantorum — an ecclesiastical choir or choir school.
- scrape together — to deprive of or free from an outer layer, adhering matter, etc., or to smooth by drawing or rubbing something, especially a sharp or rough instrument, over the surface: to scrape a table to remove paint and varnish.
- scratching post — a block or post of wood, usually covered with carpeting, on which a cat can use its claws.
- self-authorized — given or endowed with authority: an authorized agent.
- semilogarithmic — (of graphing) having one scale logarithmic and the other arithmetic or of uniform gradation.
- separate school — (in Canada) a school for a large religious minority financed by its rates and administered by its own school board but under the authority of the provincial department of education
- shadow minister — a member of the main opposition party in Parliament who would hold ministerial office if their party were in power
- shelikof strait — a strait between the Alaska Peninsula and Kodiak Island, in S Alaska. 130 miles (209 km) long and 30 miles (48 km) wide.
- shock probation — the release on probation of a criminal after brief imprisonment
- shock resistant — not affected by impact
- shock treatment — electroconvulsive therapy
- shock-resistant — strong or resilient enough to sustain minor impacts without damage to the internal mechanism: a shock-resistant watch.
- short and sweet — having little length; not long.
- short of breath — If you are short of breath, you find it difficult to breathe properly, for example because you are ill. You can also say that someone suffers from shortness of breath.
- short-eared owl — a streaked, buffy brown, cosmopolitan owl, Asio flammeus, having very short tufts of feathers on each side of the head.
- shorthand notes — notes written in shorthand
- shortwave radio — a radio that transmits or receives shortwaves.
- shot in the arm — a discharge of a firearm, bow, etc.
- shrimp cocktail — prawns and lettuce in Mary Rose sauce
- sir arthur john — Sir (Arthur) John, 1904–2000, English actor and director.
- social heritage — the entire inherited pattern of cultural activity present in a society.
- sociohistorical — involving social and historical elements
- socratic method — the use of questions, as employed by Socrates, to develop a latent idea, as in the mind of a pupil, or to elicit admissions, as from an opponent, tending to establish a proposition.
- 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.
- soft-shell crab — a crab, especially the blue crab, that has recently molted and therefore has a soft, edible shell.
- software method — Software Methodology
- soldier's heart — cardiac neurosis.
- somatic therapy — any of a group of treatments presumed to act on biological factors leading to mental illness.
- south australia — a state in S Australia. 380,070 sq. mi. (984,380 sq. km). Capital: Adelaide.
- south glamorgan — a county in SE Wales. 161 sq. mi. (416 sq. km).
- southeastwardly — toward the southeast
- southern paiute — See under Paiute (def 2).
- southwestwardly — toward the southwest
- spanish trefoil — alfalfa.
- spectrochemical — of, relating to, or utilizing the techniques of spectrochemistry.
- sphaerosiderite — a type of siderite
- spheroidization — the conversion of grains into spheroids
- spirochaetaemia — the presence of spirochaetes in the blood
- sporting chance — an even or fair opportunity for a favorable outcome in an enterprise, as winning in a game of chance or in any kind of contest: They gave the less experienced players a sporting chance by handicapping the experts.
- spread the word — make others aware
- staggered hours — a system of working in which the employees of an organization do not all arrive and leave at the same time, but have large periods of overlap