16-letter words containing c, r, o, s
- geometric isomer — each of two or more chemical compounds having the same molecular formula but a different geometric arrangement; an unsaturated compound or ring compound in which rotation around a carbon bond is restricted, as in cis- and trans- configurations.
- geometric series — an infinite series of the form, c + cx + cx 2 + cx 3 + …, where c and x are real numbers.
- geostrophic wind — a wind whose velocity and direction are mathematically defined by the balanced relationship of the pressure gradient force and the Coriolis force: conceived as blowing parallel to isobars.
- globular cluster — a comparatively older, spherically symmetrical, compact group of up to a million old stars, held together by mutual gravitation, that are located in the galactic halo and move in giant and highly eccentric orbits around the galactic center.
- glycosylceramide — (organic chemistry) Any glycosyl derivative of a ceramide.
- government stock — stock issued by the UK or another national government
- gram atomic mass — the quantity of an element whose weight in grams is numerically equal to the atomic weight of the element.
- graphics adaptor — (hardware, graphics) (Or "graphics adapter", "graphics card", "video adaptor", etc.) A circuit board fitted to a computer, especially an IBM PC, containing the necessary video memory and other electronics to provide a bitmap display. Adaptors vary in the resolution (number of pixels) and number of colours they can display, and in the refresh rate they support. These parameters are also limited by the monitor to which the adaptor is connected. A number of such display standards, e.g. SVGA, have become common and different software requires or supports different sets.
- green cross code — (in Britain) a code for children giving rules for road safety: first issued in 1971
- gross misconduct — a proven crime in connection with employment that is serious enough to require dismissal
- gross negligence — extreme carelessness that shows wilful or reckless disregard for the consequences to the safety or property of another
- ground substance — Also called matrix. the homogeneous substance in which the fibers and cells of connective tissue are embedded.
- growth substance — any substance, produced naturally by a plant or manufactured commercially, that, in very low concentrations, affects plant growth; a plant hormone
- guaranteed stock — stock for which dividends are guaranteed by a company other than the one issuing the stock.
- gun control laws — the laws that restrict the possession and use of guns
- gyratory crusher — A gyratory crusher is a crusher in which a cone-shaped rod rotates in a cone-shaped bowl.
- haemochromatosis — (British spelling) alternative spelling of hemochromatosis.
- hard-packed snow — snow which becomes very firmly packed as it becomes refrozen due to cold weather conditions rather than melting
- health inspector — a public employee who inspects places such as restaurants, shops, factories etc to make sure they are hygienic and do not pose any dangers to health
- hematocrystallin — (biology, archaic) hemoglobin.
- hemotherapeutics — hemotherapy.
- hepatopancreases — Plural form of hepatopancreas.
- heralds' college — a royal corporation in England, instituted in 1483, concerned chiefly with armorial bearings, genealogies, honors, and precedence.
- heterochromosome — sex chromosome.
- high-compression — of a modern type of internal-combustion engine designed so that the fuel mixture is compressed into a smaller cylinder space, resulting in more pressure on the pistons and more power
- hispano-american — Spanish.
- historical novel — a novel within the genre of historical fiction.
- horizon distance — Television. the distance of the farthest point on the earth's surface visible from a transmitting antenna.
- horseback riding — activity: riding a horse
- horsetail agaric — the shaggy-mane.
- horticulturalist — Misspelling of horticulturist.
- hospital corners — a fold on a bed sheet or blanket made by tucking the foot or head of the sheet straight under the mattress with the ends protruding and then making a diagonal fold at the side corner of the sheet and tucking this under to produce a triangular corner.
- hospital service — the whole organization of government funded hospitals, their staff, and the services they provide
- household chores — tasks such as cleaning, washing, and ironing that have to be done regularly at home
- huevos rancheros — a Latin American dish of eggs, usually fried or poached, topped with a spicy tomato sauce and sometimes served on a fried corn tortilla with the addition of vegetables and cheese.
- hurricane season — annual cyclone period
- hydrophyllaceous — belonging to the Hydrophyllaceae, the waterleaf family of plants.
- hydrostatic head — The hydrostatic head is the vertical height of a column of fluid.
- hypercorrections — Plural form of hypercorrection.
- hypercorrectness — The state or condition of being hypercorrect.
- hypocoristically — In a hypocoristic manner.
- hyponitrous acid — an unstable, crystalline acid, H 2 N 2 O 2 .
- ice-cream social — a social gathering, usually to raise money for a local church or school, where ice cream is the principal refreshment.
- ichthyophthirius — ich.
- icositetrahedron — a solid figure having 24 faces.
- image processing — (graphics) Computer manipulation of images. Some of the many algorithms used in image processing include convolution (on which many others are based), FFT, DCT, thinning (or skeletonisation), edge detection and contrast enhancement. These are usually implemented in software but may also use special purpose hardware for speed. Image processing contrasts with computer graphics, which is usually more concerned with the generation of artificial images, and visualisation, which attempts to understand (real-world) data by displaying it as an artificial image (e.g. a graph). Image processing is used in image recognition and computer vision. See also Pilot European Image Processing Archive.
- immersion course — an educational course that teaches a foreign language, and in which the lessons are entirely conducted in the foreign language
- immunocompromise — (medicine) The state of having a compromised immune system.
- impact extrusion — an extrusion process in which a slug of cold metal in a shallow die cavity is formed by the action of a rapidly moving punch that forces the metal through the die or back around the punch.
- import surcharge — a tax imposed on all imported goods, adding to any established tariffs