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12-letter words containing o, r, i

  • fibrinolysin — a proteolytic enzyme, formed in the blood from plasminogen, that causes the breakdown of the fibrin in blood clots.
  • fibrinolysis — the disintegration or dissolution of fibrin, especially by enzymatic action.
  • fibrinolytic — the disintegration or dissolution of fibrin, especially by enzymatic action.
  • fibroadenoma — a benign tumor originating from glandular tissue, as in the female breast.
  • fibroblastic — a cell that contributes to the formation of connective tissue fibers.
  • fibromatosis — (pathology) The presence of multiple fibromas.
  • fibromyalgia — a syndrome characterized by fatigue and chronic pain in the muscles and in tissues surrounding the joints.
  • fibrosarcoma — a sarcoma derived from fibroblast cells, often able to generate collagen.
  • fibrous root — a root, as in most grasses, having numerous, very fine branches of approximately the same length.
  • fidel castro — Cipriano [sip-ree-ah-noh;; Spanish see-pree-ah-naw] /ˌsɪp riˈɑ noʊ;; Spanish ˌsi priˈɑ nɔ/ (Show IPA), 1858?–1924, Venezuelan military and political leader: president 1901–08; exiled 1908.
  • field cornet — a commander of burgher troops called up in time of war or in an emergency, esp during the 19th century
  • field ration — ration issued and authorized for troops in the field.
  • field sports — sports carried on in the open countryside, such as hunting, shooting, or fishing
  • field theory — a detailed mathematical description of the distribution and movement of matter under the influence of one or more fields.
  • field-holler — a cry employing falsetto, portamento, and sudden changes of pitch, used in African-American work songs, later integrated into the techniques of the blues
  • fifty-fourth — next after the fifty-third; being the ordinal number for 54.
  • fig marigold — any of various plants of the genus Mesembryanthemum, having showy flowers of white, yellow, or pink.
  • fingerboards — Plural form of fingerboard.
  • fingerflower — purple foxglove.
  • finno-ugrian — pertaining to the Finns and the Ugrians.
  • fire balloon — a montgolfier.
  • fire company — a company of firefighters.
  • fire control — technical and sometimes automatic supervision of artillery or naval gunfire on a target, as for range, elevation, etc.
  • fire station — a building in which firefighting apparatus and usually fire department personnel are housed; firehouse.
  • fire support — support given by artillery and aircraft to infantry and armored vehicles.
  • fireproofing — the act or process of rendering fireproof.
  • firing order — the sequence of ignition in the cylinders of an internal-combustion engine
  • firmer gouge — a narrow-bladed gouge similar in manner of use to a firmer chisel.
  • first cousin — cousin (def 1).
  • first nation — any of the indigenous peoples or Indian communities of Canada, especially one formally recognized by the Canadian government.
  • first of all — to start with
  • first person — the grammatical person used by a speaker in statements referring to himself or herself (first person singular) or to a group including himself or herself (first person plural)
  • first school — A first school is a school for children aged between five and eight or nine.
  • first violin — one of the principal group of violins in an orchestra
  • firth of tay — the estuary of the River Tay on the North Sea coast of Scotland. Length: 40 km (25 miles)
  • fish factory — a factory where fish is processed
  • fisherpeople — Plural form of fisherperson.
  • fisherperson — A fisherman or fisherwoman.
  • fishing port — a town which has a lot of fishing boats
  • fishing worm — an earthworm.
  • fishmonger's — a shop that sells fish
  • fissirostral — having a broad, deeply cleft beak or bill, as the swallows and goatsuckers.
  • fitness room — a room with gym equipment in it
  • fitting room — a room, as in a clothing store, where garments are tried on and measurements taken for alterations or other changes.
  • flabelliform — Shaped like a fan; flabellate.
  • flag officer — a naval officer above the rank of captain, as a fleet admiral, admiral, vice-admiral, rear admiral, or commodore, who is entitled to display a flag indicating his or her rank.
  • flagelliform — long, slender, and flexible, like the lash of a whip.
  • flammiferous — flame-producing
  • flavoprotein — an enzyme, containing riboflavin and linked chemically with a protein, active in the oxidation of foods in animal cells.
  • fleet prison — (formerly) a London prison, esp used for holding debtors
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