12-letter words containing o, p, a, c
- film company — a company dedicated to the making of motion pictures
- fire company — a company of firefighters.
- foam plastic — a kind of light cellular plastic made by creating bubbles of gas in the liquid material and solidifying it: often used as an insulator
- fractography — the study of fractures or cracks in a material, esp metal, in order to predict or identify the cause of a failure in a structure
- francophilia — Alternative capitalization of Francophilia.
- francophobia — the phenomenon of hating French speakers, culture, or people
- francophones — Plural form of francophone.
- free company — a band of free companions.
- galactophore — a galactophorous duct.
- galactoscope — a lactoscope.
- galvanoscope — an instrument for detecting the existence of an electric current and determining its direction.
- gametophytic — (botany) Of or pertaining to a gametophyte plant.
- gap junction — a linkage of two adjacent cells consisting of a system of channels extending across a gap from one cell to the other, allowing the passage of ions and small molecules.
- garrison cap — overseas cap.
- gastroscopes — Plural form of gastroscope.
- gastroscopic — Of or pertaining to gastroscopy.
- geographical — of or relating to geography.
- geopolitical — the study or the application of the influence of political and economic geography on the politics, national power, foreign policy, etc., of a state.
- gonadotropic — pertaining to substances formed in the anterior pituitary gland that affect the activity of the ovary or testis.
- 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.
- graphophonic — a phonograph for recording and reproducing sounds on wax records.
- gymnocarpous — (of a fungus or lichen) having the apothecium open and attached to the surface of the thallus.
- haemophiliac — A person with haemophilia.
- hagiographic — Of or pertaining to hagiography.
- hall process — a process in which aluminum is refined by electrolytic reduction of alumina fused with cryolite.
- happy couple — two people in a happy romantic relationship, especially two people who have just married
- harpsichords — Plural form of harpsichord.
- have company — If you have company, you have a visitor or friend with you.
- helicographs — Plural form of helicograph.
- heliographic — a device for signaling by means of a movable mirror that reflects beams of light, especially sunlight, to a distance.
- hello packet — (networking, communications) An OSPF packet sent periodically on each network interface, real or virtual, to discover and test connections to neighbours. Hello packets are multicast on physical networks capable of multicasting or broadcasting to enable dynamic router discovery. They include the parameters that routers connected to a common network must agree on. Hello packets increase network resilience by, e.g., allowing a router to establish a secondary connection when a primary connection fails.
- hematocolpos — (medicine) A medical condition in which the vagina fills with menstrual blood, often caused by the combination of menstruation with an imperforate hymen.
- hemophiliacs — Plural form of hemophiliac.
- hepaticology — the scientific study of bryophyte plants known as hepatics or liverworts
- hepatoxicity — Toxicity that affects the liver.
- hexadecapole — (physics) Anything having sixteen poles or electrodes, or a combination of four quadrupoles.
- hierographic — of or relating to hierographs
- hierophantic — (in ancient Greece) an official expounder of rites of worship and sacrifice.
- hippocentaur — Centaur.
- hippocrepian — (of an aquatic organism or plant) shaped like a horseshoe
- hippopotamic — like, of, or relating to a hippopotamus
- hire company — a company that hires things out to people
- histographic — a treatise on or description of organic tissues.
- holiday camp — In Britain, a holiday camp is a place which provides holiday accommodation and entertainment for large numbers of people.
- holocephalan — (zoology) Any cartilaginous fish of the subclass Holocephali; the chimeras.
- holophrastic — using or consisting of a single word that functions as a phrase or sentence.
- homoeopathic — Alternative spelling of homeopathic.
- hydnocarpate — a salt or ester of hydnocarpic acid.
- hydrocephaly — an accumulation of serous fluid within the cranium, especially in infancy, due to obstruction of the movement of cerebrospinal fluid, often causing great enlargement of the head; water on the brain.