15-letter words containing t, h, r, e, o, d
- photodegradable — (of a substance) capable of being broken down by light.
- polychlorinated — having multiple chlorine atoms
- posthole digger — a tool or device for digging a posthole.
- potash feldspar — any of the feldspar minerals having the composition KAlSi 3 O 8 , as orthoclase.
- 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
- pseudoarthrosis — a joint formed by fibrous tissue bridging the gap between the two fragments of bone of an old fracture that have not united
- pseudonephritis — a condition, thought to be benign, in which microscopic amounts of blood and protein are present in the urine, occurring commonly among athletes after strenuous exercise.
- radio telephone — A radio telephone is a telephone which carries sound by sending radio signals rather than by using wires. Radio telephones are often used in cars.
- radio-telephone — a telephone in which sound or speech is transmitted by means of radio waves instead of through wires or cables.
- radiotechnology — the technical application of any form of radiation to industry.
- radiotelegraphy — the constructing or operating of radiotelegraphs.
- raw-pack method — cold pack (def 2).
- reported speech — indirect quotation
- reverend mother — a title of respect or form of address for the Mother Superior of a convent
- rhodesian front — the governing party in Zimbabwe (then called Rhodesia) 1962–78
- round character — a character in fiction whose personality, background, motives, and other features are fully delineated by the author.
- round the twist — mad; eccentric
- round whitefish — a whitefish, Prosopium cylindraceum, found in northern North America and Siberia, having silvery sides and a dark bronze back.
- round-the-clock — around-the-clock.
- 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
- scared to death — terrified
- self-authorized — given or endowed with authority: an authorized agent.
- shadow minister — a member of the main opposition party in Parliament who would hold ministerial office if their party were in power
- sherwood forest — an ancient royal forest in central England, chiefly in Nottinghamshire: the traditional haunt of Robin Hood.
- short and sweet — having little length; not long.
- 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.
- shoulder-length — Shoulder-length hair is long enough to reach your shoulders.
- 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.
- software method — Software Methodology
- soldier's heart — cardiac neurosis.
- southeastwardly — toward the southeast
- southwestwardly — toward the southwest
- sphaerosiderite — a type of siderite
- spheroidization — the conversion of grains into spheroids
- 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
- start of header — (character) (SOH) mnemonic for ASCII 1.
- studhorse poker — stud poker.
- superheterodyne — denoting, pertaining to, or using a method of processing received radio or video signals in which an incoming modulated wave is changed by the heterodyne process into a lower-frequency wave and then subjected to amplification and subsequent detection.
- sweep the board — (in gambling) to win all the cards or money
- tetrahydrofuran — a clear liquid, C 4 H 8 O, soluble in water and organic solvents, used as a solvent for resins, in polymerizations and as a chemical intermediate.
- the confederacy — the league of Southern states that seceded from the U.S. in 1860 & 1861; Ala., Ark., Fla., Ga., La., Miss., N.C., S.C., Tenn., Tex., & Va.
- the cordilleras — the complex of mountain ranges on the W side of the Americas, extending from Alaska to Cape Horn and including the Andes and the Rocky Mountains
- the daily round — the usual activities of one's day
- the donkey work — difficult, boring, or routine work
- the greater dog — the constellation Canis Major