10-letter words containing t, o, h, a
- radiophoto — an image created by radio waves rather than light
- rawsthorne — Alan. 1905–71, English composer, whose works include three symphonies, several concertos, and a set of Symphonic Studies (1939)
- razor-thin — A razor-thin majority or profit is a very small one.
- regal moth — a large moth, Citheronia regalis, having yellow spots on gray to olive forewings and on orange-red hind wings.
- restharrow — a low, pink-flowered European shrub, Ononis spinosa, of the legume family, having tough roots that hinder the plow or harrow.
- rhabdolith — a minute rodlike structure, believed by some to be algae, found at the bottom and the surface of the ocean, and which is composed of calcium carbonate, calcium or limestone
- rhapsodist — a person who rhapsodizes.
- rheostatic — an adjustable resistor so constructed that its resistance may be changed without opening the circuit in which it is connected, thereby controlling the current in the circuit.
- rhetorical — used for, belonging to, or concerned with mere style or effect.
- rheumatoid — resembling rheumatism.
- rhinotheca — the covering of the upper part of the beak in birds
- rhodoplast — a plastid found in red algae, containing red pigment as well as chlorophyll
- rhotacized — to change (a sound) to an (r); subject to rhotacism.
- rightabout — the position assumed by turning about to the right so as to face in the opposite direction.
- roadworthy — in suitable operating condition or meeting accepted standards for safe driving on the road: a roadworthy automobile.
- rom. cath. — Roman Catholic
- roman bath — public spa
- rotary hoe — a cultivating implement consisting of a row of wheels each with many fingerlike prongs, pulled over the ground to break up the soil and destroy weeds.
- routemarch — march in which a unit retains its column formation but individuals are allowed to break step.
- rubythroat — a ruby-throated hummingbird
- sailor hat — a hat with a flat round crown and fairly broad brim that is rolled upwards
- saint john — Andrew, 1862–1928, Australian statesman, born in Scotland: prime minister 1908–09, 1910–13, 1914–15.
- salt horse — salted beef; salt junk.
- samothrace — a Greek island in the NE Aegean.
- saprophyte — any organism that lives on dead organic matter, as certain fungi and bacteria.
- saprotroph — any organism, esp a fungus or bacterium, that lives and feeds on dead organic matter
- scatophagy — the act of eating dung or excrement
- scholastic — of or relating to schools, scholars, or education: scholastic attainments.
- schoolmate — a companion or associate at school.
- schwarzlot — a type of black decoration on German glassware and ceramics that was popular in the 17th and 18th centuries
- search out — hunt for, seek
- shackleton — Sir Ernest Henry, 1874–1922, English explorer of the Antarctic.
- shadowcast — to enhance (a microscope image) by exposing it to a stream of a vapour of a heavy metal in order to create a shadow
- shallowest — of little depth; not deep: shallow water.
- shantytown — a section, as of a city or town, characterized by shanties and crudely built houses.
- shape note — a musical note in which the degree of the scale is indicated by the shape of the note's head.
- shapetools — (tool, programming) A code management system for Unix from The Technical University of Berlin.
- shellycoat — a mythical creature dressed in shells who haunts rivers and streams
- shockstall — the loss of lift and increase of drag experienced by transonic aircraft when strong shock waves on the wings cause the airflow to separate from the wing surfaces
- short game — the aspect of golf considered in relation to the ability of a player to hit medium or short shots, as chip shots, pitch shots, and putts, with accuracy. Compare long game (def 1).
- short head — a distance shorter than the length of a horse's head
- short rate — a charge, proportionately higher than the annual rate, made for insurance issued or continued in force by the insured for less than one year.
- short ream — 480 sheets of paper
- short sale — an act or instance of selling short.
- short wave — Electricity. a radio wave, shorter than that used in AM broadcasting, corresponding to frequencies of over 1600 kilohertz: used for long-distance reception or transmission.
- short-arse — a small man
- short-hand — a method of rapid handwriting using simple strokes, abbreviations, or symbols that designate letters, words, or phrases (distinguished from longhand).
- short-haul — of, relating to, or engaged in transportation over short distances: a short-haul trucking firm.
- short-laid — hard-laid.
- short-stay — available or valid for a limited time