15-letter words containing y, o, t
- radar astronomy — the branch of astronomy that uses radar to map the surfaces of planetary bodies, as the moon and Venus, and to determine periods of rotation.
- radial velocity — the component of the motion of a star away from or toward the earth along its line of sight, expressed in miles or kilometers per second and determined by the shift in the wavelength of light emitted by the star.
- radio astronomy — the branch of astronomy that utilizes extraterrestrial radiation in radio wavelengths rather than visible light for the study of the universe.
- radioautography — autoradiography.
- radiogoniometry — the science of detecting the direction of radio waves
- radiometrically — using a radiometric method, in terms of radiometry
- radiotechnology — the technical application of any form of radiation to industry.
- radiotelegraphy — the constructing or operating of radiotelegraphs.
- railway network — a system of intersecting rail routes
- railway station — train stop, railroad station
- reality fiction — a satirical parody of a reality TV show
- recognizability — to identify as something or someone previously seen, known, etc.: He had changed so much that one could scarcely recognize him.
- reconcilability — capable of being reconciled.
- recycle solvent — A recycle solvent is a solvent (= a substance that can dissolve another substance) which is used in a recovery system.
- refectory table — a long, narrow table having a single stretcher between trestlelike supports at the ends.
- registry office — a government office and depository in which records and civil registers are kept and civil marriages performed.
- regulatory gene — any gene that exercises control over the expression of another gene or genes.
- regulatory risk — a risk to which private companies are subject, arising from the possibility of legislation or regulations that will affect business being adopted by a government
- remonstratingly — in an remonstrating or dissenting manner
- remonstratively — in a remonstrative or expostulatory manner
- reproducibility — to make a copy, representation, duplicate, or close imitation of: to reproduce a picture.
- resurrectionary — pertaining to or of the nature of resurrection.
- retrospectively — with contemplation of past situations, events, etc.: You should examine your relationship retrospectively.
- revolutionarily — of, pertaining to, characterized by, or of the nature of a revolution, or a sudden, complete, or marked change: a revolutionary junta.
- 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.
- right-hand buoy — a distinctive buoy marking the side of a channel regarded as the right, or starboard, side.
- ringtail monkey — a Central and South American monkey, Cebus capucinus, having a prehensile tail and hair on the head resembling a cowl.
- rocky mountains — mountain range in USA and Canada
- roentgenography — roentgenogram.
- rogation sunday — the fifth Sunday after Easter; it sees the start of the supplications that are continued during the following Monday, Tuesday and Wednesday
- roll in the hay — a document of paper, parchment, or the like, that is or may be rolled up, as for storing; scroll.
- romantic comedy — a light and humorous movie, play, etc., whose central plot is a happy love story.
- rotary debugger — (Commodore) Essential equipment for those late-night or early-morning debugging sessions. Mainly used as sustenance for the hacker. Comes in many decorator colours, such as Sausage, Pepperoni, and Garbage.
- rotary drilling — Rotary drilling is the use of a continuous circular motion of the drill bit to make a hole.
- roundaboutility — roundaboutness
- royal worcester — Worcester china made after 1862
- ruddy turnstone — a common shorebird, Arenaria interpres, of the New and Old World arctic, wintering south to southern South America and Australia and having striking reddish-brown, black, and white plumage.
- saccharomycetes — a collective name for yeasts
- san jacinto day — a legal holiday observed in Texas on April 21.
- sanitary cordon — cordon sanitaire.
- saprophytically — any organism that lives on dead organic matter, as certain fungi and bacteria.
- sarcenchymatous — relating to the connective tissue of some sponges
- sayan mountains — a mountain range in S central Russia, in S Siberia. Highest peak: Munku-Sardyk, 3437 m (11 457 ft)
- schottky defect — an unoccupied position in a crystal lattice caused by the relocation of an atom or ion from the interior to the surface of the crystal.
- schottky effect — a reduction in the energy required to remove an electron from a solid surface in a vacuum when an electric field is applied to the surface
- secondary metal — metal derived wholly or in part from scrap.
- security forces — police or soldiers responsible for maintaining security
- security police — a police force responsible for maintaining order at a specific locale or under specific circumstances, as at an airport or factory.
- self-employment — the act or fact of being self-employed.