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15-letter words containing g, o, n

  • numismatologist — One versed in numismatology.
  • object exchange — (protocol)   (OBEX) A Bluetooth protocol in the Core Protocol Stack for data exchange.
  • object language — the language to which a metalanguage refers.
  • oblique sailing — the navigation of a vessel on a point of the compass other than one of the cardinal points.
  • obsidian dating — a method of dating obsidian artifacts or debitage by calculating how long it has taken to produce a given thickness of a hydration layer within such matter.
  • obtuse triangle — a triangle with one obtuse angle.
  • occulting light — a beacon having a light covered briefly at regular intervals.
  • ocean greyhound — a fast ship, esp a liner
  • off one's guard — to keep safe from harm or danger; protect; watch over: to guard the ruler.
  • office building — building containing offices
  • offset printing — offset (def 6).
  • old age pension — An old age pension is a regular amount of money that people receive from the government when they have retired from work.
  • old high german — High German before 1100. Abbreviation: OHG.
  • oligodendrocyte — A glial cell similar to an astrocyte but with fewer protuberances, concerned with the production of myelin in the central nervous system.
  • oligodendroglia — Oligodendrocytes collectively.
  • oligohydramnios — (medicine) A deficit of amniotic fluid in the amniotic sac, causing distinctive deformations of the foetus.
  • oligomerisation — Alternative spelling of oligomerization.
  • oligomerization — (chemistry) The formation of an oligomer from a monomer.
  • oligonucleotide — a chain of a few nucleotides.
  • omnium gatherum — a miscellaneous collection.
  • omnium-gatherum — a miscellaneous collection.
  • on a knife-edge — To be on a knife-edge means to be in a situation in which nobody knows what is going to happen next, or in which one thing is just as likely to happen as another.
  • on a razor edge — in an extremely precarious state
  • on a shoestring — If you do something or make something on a shoestring, you do it using very little money.
  • on the verge of — about to
  • one-night stand — a single performance in one locale, as by a touring theatrical company, before moving on to the next engagement.
  • onomasiological — the study of the means of expressing a given concept.
  • onward progress — progress that advances or improves (a situation, etc)
  • open government — the doctrine that all government business should be open to regulation and scrutiny by the public
  • open-cut mining — mining by excavating from the surface
  • open-pit mining — a method of mining, usually for metallic ores, in which the waste and ore are completely removed from the sides and bottom of a pit which gradually becomes an enormous canyonlike hole
  • opencast mining — mining by excavating from the surface
  • opening balance — the amount of money in an account at the start of an accounting period
  • opening batsman — a player who bats the first ball in cricket
  • operating cycle — the period of time between starting a business and making a profit
  • operating table — table on which surgery is performed
  • opisthognathous — having receding jaws.
  • optical pumping — a method for increasing the number of atoms or molecules occupying higher energy levels by irradiating them with light of the proper frequencies to raise them to those levels.
  • optical tooling — the technique of establishing precise reference lines and planes by means of telescopic sights, especially for the purpose of aligning machinery, machine-shop work, etc.
  • opus anglicanum — fine embroidery, esp of church vestments, produced in England c.1200–c.1350; characterized by the rich materials used, esp silver gilt thread
  • orange chromide — an Asian cichlid fish, Etropus maculatus, with a brownish-orange spotted body
  • orange hawkweed — a European composite plant, Hieracium aurantiacum, having orange, dandelionlike flowers, growing as a weed, especially in eastern North America.
  • orange milkweed — butterfly weed (def 1).
  • orangeman's day — the 12th of July, celebrated by Protestants in Northern Ireland to commemorate the anniversary of the Battle of the Boyne (1690)
  • orangemen's day — July 12, an annual celebration in Northern Ireland and certain cities having a large Irish section, especially Liverpool, to mark both the victory of William III over James II at the Battle of the Boyne, July 1, 1690, and the Battle of Augbrim, July 12, 1690.
  • order-embedding — A function f : D -> C is order-embedding iff for all x, y in D, f(x) <= f(y) <=> x <= y. I.e. arguments and results compare similarly. A function which is order-embedding is monotonic and one-to-one and an injection. ("<=" is written in LaTeX as \sqsubseteq).
  • ordinary degree — a university degree without honours
  • ordinary rating — a rank in the Royal Navy comparable to that of a private in the army
  • organic disease — a disease in which there is a structural alteration (opposed to functional disease).
  • organic farming — farming with organic methods
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