12-letter words containing p, r, o, g, e
- grace hopper — (person) US Navy Rear Admiral Grace Brewster Hopper (1906-12-09 to 1992-01-01), née Grace Brewster Murray. Hopper is believed to have concieved the concept of the compiler with the A-0 in 1952. She also developed the first commercial high-level language, which eventually evolved into COBOL. She worked on the Mark I computer with Howard Aiken and with BINAC in 1949. She is credited with having coined the term "debug", and the adage "it is always easier to ask forgiveness than it is to get permission" (with various wordings), which has been the guiding principle in sysadmin decisions ever since. See also the entries debug and bug. Hopper is buried at Arlington National Cemetery. In 1994, the US Navy named a new ship, the guided-missile destroyer USS Hopper, after her.
- grace period — a period of time after a payment becomes due, as of a loan or life-insurance premium, before one is subject to penalties or late charges or before the loan or policy is canceled.
- graph theory — the branch of mathematics dealing with linear graphs.
- grapple shot — a grapnellike projectile fired from a gun and used as a hold for the end of a line in rescue operations or in kedging.
- grass sponge — a large, dark brown, commercial sponge, Spongia graminea, of Florida, the West Indies, and the Gulf of Mexico.
- grasshoppers — Plural form of grasshopper.
- greasy spoon — a cheap and rather unsanitary restaurant.
- green plover — lapwing.
- ground plane — (in perspective drawing) the theoretical horizontal plane receding from the picture plane to the horizon, beginning at the level of the base line.
- ground plate — Electricity. a metal plate for making a ground connection to the earth.
- groundkeeper — groundskeeper.
- group of ten — the ten nations who met in Paris in 1961 to arrange the special drawing rights of the IMF: Belgium, Canada, France, Italy, Japan, Netherlands, Sweden, UK, US, and West Germany
- group theory — the branch of mathematics that deals with the structure of mathematical groups and mappings between them.
- groupuscules — Plural form of groupuscule.
- hagiographer — one of the writers of the Hagiographa.
- helicographs — Plural form of helicograph.
- heliographed — Simple past tense and past participle of heliograph.
- heliographer — (obsolete) Photographer.
- heliographic — a device for signaling by means of a movable mirror that reflects beams of light, especially sunlight, to a distance.
- herpetologic — Alternative form of herpetological.
- heterography — spelling different from that in current use.
- hieroglyphic — Also, hieroglyphical. designating or pertaining to a pictographic script, particularly that of the ancient Egyptians, in which many of the symbols are conventionalized, recognizable pictures of the things represented.
- hierographer — a writer of hierographs
- hierographic — of or relating to hierographs
- high polymer — a polymer composed of a large number of monomers.
- high profile — a deliberately conspicuous manner of living or operating.
- high-powered — extremely energetic, dynamic, and capable: high-powered executives.
- high-profile — prominent publicly
- high-protein — (of a food) rich in proteins
- hippo regius — a seaport of ancient Numidia: St. Augustine was bishop here a.d. 395–430; the site of modern Annaba, in Algeria.
- hopper barge — a barge for disposing of garbage, dredged material, etc., having hoppers in the bottom through which such cargo can be dumped.
- hydrographer — the science of the measurement, description, and mapping of the surface waters of the earth, with special reference to their use for navigation.
- hyperlogical — reasoning in accordance with the principles of logic, as a person or the mind: logical thinking.
- hypoallergic — Hypoallergenic.
- iambographer — a person who writes iambs
- impregnation — to make pregnant; get with child or young.
- income group — a group in a given population having incomes within a certain range
- jeopardising — Present participle of jeopardise.
- jeopardizing — Present participle of jeopardize.
- keeping room — hall (def 11).
- keraunograph — an instrument for recording thunderstorms by detecting the radio waves generated
- ketone group — the characteristic group occurring in ketones that consists of the carbonyl group attached to two alkyl groups.
- kinetography — a camera for taking pictures for a kinetoscope.
- laryngophone — A type of contact microphone that absorbs vibrations directly from the wearer's throat.
- laryngoscope — a rigid or flexible endoscope passed through the mouth and equipped with a source of light and magnification, for examining and performing local diagnostic and surgical procedures on the larynx.
- leapfroggers — Plural form of leapfrogger.
- leapfrogging — Present participle of leapfrog.
- leopard frog — a common North American green frog, Rana pipiens, having white-edged, dark oval spots on its back.
- lexicography — the writing, editing, or compiling of dictionaries.
- ligniperdous — (of insects) wood-destroying