15-letter words containing r, o, s, t, c
- asiatic cholera — cholera (def 1).
- astrodynamicist — a person who studies astrodynamics
- astronautically — In an astronautic way.
- astrophysically — from an astrophysical point of view
- astrophysicists — Plural form of astrophysicist.
- at short notice — Notice is used in expressions such as 'at short notice', 'at a moment's notice' or 'at twenty-four hours' notice', to indicate that something can or must be done within a short period of time.
- at the controls — If someone is at the controls of a machine or other piece of equipment, they are operating it.
- at your service — You can use 'at your service' after your name as a formal way of introducing yourself to someone and saying that you are willing to help them in any way you can.
- atherosclerosis — a degenerative disease of the arteries characterized by patchy thickening of the inner lining of the arterial walls, caused by deposits of fatty material; a form of arteriosclerosis
- atherosclerotic — Of, pertaining to, or afflicted with atherosclerosis.
- athletic sports — sports, esp track and field events, in which athleticism is required
- atmospherically — pertaining to, existing in, or consisting of the atmosphere: atmospheric vapors.
- autodestructive — likely to cause one's own destruction
- autofluorescent — Of, pertaining to, or exhibiting autofluorescence.
- autostereoscopy — The display of stereoscopic images without the use of special viewing equipment.
- backup software — (tool, software) Software for doing a backup, often included as part of the operating system. Backup software should provide ways to specify what files get backed up and to where. It may include its own scheduling function to automate the procedure or, preferably, work with generic scheduling facilities. It may include facilities for managing the backup media (e.g. maintaining an index of tapes) and for restoring files from backups. Examples are Unix's dump command and Windows's ntbackup.
- bacterial ghost — a bacterial cell that is emptied and filled artificially with another substance
- bacteriophagous — Pertaining to the predation and consumption of bacterium.
- basic autocoder — Early system on IBM 7070. Listed in CACM 2(5):16 (May 1959).
- bathroom scales — scales typically kept in a bathroom for people to weigh themselves
- beta conversion — (theory) A term from lambda-calculus for beta reduction or beta abstraction.
- bioastronautics — the study of the effects of space flight on living organisms
- biodestructible — biodegradable
- biogeochemistry — the science of biological, chemical, and geological aspects of the environment
- biscuit tortoni — an individual portion of tortoni, frozen and served in a small cup, often topped with ground almonds.
- bits per second — (communications, unit) (bps, b/s) The unit in which data rate is measured. For example, a modem's data rate is usually measured in kilobits per second. In 1996, the maximum modem speed for use on the PSTN was 33.6 kbps, rising to 56 kbps in 1997. Note that kilo- (k), mega- (M), etc. in data rates denote powers of 1000, not 1024.
- black snakeroot — a tall bugbane, Cimicifuga racemosa, of the buttercup family, of eastern North America, having thin, tapering, toothed or deeply cut leaflets and branched clusters of small, white flowers.
- bloody butchers — a hardy plant, Trillium sessile, common from New York to Georgia and westward, having stalkless, purple or green flowers.
- boa constrictor — A boa constrictor is a large snake that kills animals by wrapping itself round their bodies and squeezing them to death. Boa constrictors are found mainly in South and Central America and the West Indies.
- booster cushion — an extra seat or cushion placed on an existing seat for a child to sit on in a car
- borscht circuit — summer resort hotels in the Catskills and White Mountains, where entertainment is provided for the guests
- boston massacre — an outbreak (1770) in Boston against British troops, in which a few citizens were killed
- bourbon biscuit — a rich chocolate-flavoured biscuit with a chocolate-cream filling
- boustrophedonic — of or relating to lines written in opposite directions
- brachistochrone — the curve between two points through which a body moves under the force of gravity in a shorter time than for any other curve; the path of quickest descent
- brachystomatous — having a short proboscis, as certain insects.
- branchiostegous — branchiostegal.
- breach of trust — a violation of duty by a trustee or any other person in a fiduciary position
- bristol channel — an inlet of the Atlantic, between S Wales and SW England, merging into the Severn estuary. Length: about 137 km (85 miles)
- british council — an organization founded (1934) to extend the influence of British culture and education throughout the world
- british telecom — the popular name for British Telecommunications Group plc, the dominant fixed line telecommunications and broadband internet provider in the United Kingdom
- broadcast storm — (networking) A broadcast on a network that causes multiple hosts to respond by broadcasting themselves, causing the storm to grow exponentially in severity. See network meltdown.
- brocken specter — an optical phenomenon sometimes occurring at high altitudes when the image of an observer placed between the sun and a cloud is projected on the cloud as a greatly magnified shadow.
- bronchial tubes — the bronchi or their smaller divisions
- bullock's heart — the large, edible fruit of a tropical American tree, Annona reticulata.
- bullock's-heart — the large, edible fruit of a tropical American tree, Annona reticulata.
- butcher's-broom — a liliaceous evergreen shrub, Ruscus aculeatus, that has stiff prickle-tipped flattened green stems, which resemble and function as true leaves. The plant was formerly used for making brooms
- cairngorm-stone — smoky quartz.
- calcareous tufa — tufa
- canisterization — the process of putting (something) into a canister or canisters