12-letter words containing o, r, i, f, c, e
- efflorescing — Present participle of effloresce.
- factorisable — Alternative spelling of factorizable.
- factorizable — (mathematics, of an integer or polynomial etc) Able to be factorized.
- ferric oxide — a dark-red, crystalline, water-insoluble solid, Fe 2 O 3 , occurring naturally, as hematite and rust, or synthesized: used chiefly as a pigment, as a mordant, as a coating for magnetic recording tape, and in the manufacture of polishing compounds.
- ferrite core — a ferrite magnetic core used in a core memory.
- ferrocyanide — a salt of ferrocyanic acid, as potassium ferrocyanide, K 4 Fe(CN) 6 .
- ferrofluidic — Of or pertaining to a ferrofluid.
- ferrosilicon — a ferroalloy containing up to 95 percent silicon.
- fiber optics — the branch of optics that deals with the transmission of light through transparent fibers, as in the form of pulses for the transmission of data or communications, or through fiber bundles for the transmission of images.
- fibre optics — optical fibre
- fibrinogenic — producing fibrin.
- 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
- 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.
- 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.
- flickermouse — Alternative form of flittermouse.
- floriculture — the cultivation of flowers or flowering plants, especially for ornamental purposes.
- flow breccia — a volcanic breccia that has solidified from a lava flow.
- flower child — (especially in the 1960s) a young person, especially a hippie, rejecting conventional society and advocating love, peace, and simple, idealistic values.
- fluoresceine — Alternative spelling of fluorescein.
- fluorimetric — Alternative form of fluorometric.
- fluorometric — Of, pertaining to, or measured using fluorometry.
- food service — the preparation, delivery, serving, etc., of ready-to-eat foods: The cafeteria employs over 20 people in food service.
- for instance — a case or occurrence of anything: fresh instances of oppression.
- for-instance — an instance or example: Give me a for-instance of what you mean.
- forcibleness — The quality of being forcible.
- forecarriage — the front part of a carriage
- forensically — pertaining to, connected with, or used in courts of law or public discussion and debate.
- forked chain — branched chain.
- fornicatress — (obsolete) A woman guilty of fornication.
- forrest city — a city in E Arkansas.
- fort detrick — a military reservation in N Maryland, NW of Frederick.
- fort pickens — Andrew, 1739–1817, American Revolutionary general.
- fortruncible — A cross between Fortran and RUNCIBLE for the IBM 650. Listed in CACM 2(5):16 (May 1959).
- foster child — a child raised by someone who is not its natural or adoptive parent.
- fractionated — Simple past tense and past participle of fractionate.
- free coinage — the unrestricted coinage of bullion or of a specified metal, as silver, into money for any person bringing it to the mint, either with or without charge for minting.
- french union — a former association of France and its overseas territories, colonies, and protectorates as constituted in 1946: superseded by the French Community in 1958.
- frictionless — surface resistance to relative motion, as of a body sliding or rolling.
- friend-court — amicus curiae.
- frog sticker — Slang. a knife, especially one carried as a weapon.
- frog-sticker — Slang. a knife, especially one carried as a weapon.
- frolicsomely — In a frolicsome manner.
- front office — the executive or administrative office of a company, organization, etc.
- frontispiece — an illustrated leaf preceding the title page of a book.
- fructiferous — fruit-bearing; producing fruit.
- fructosamine — (organic compound) A chemical compound that can be considered the result of a reaction between fructose and ammonia or an amine (with a molecule of water being released).
- fumariaceous — belonging to the plant family Fumariaceae.
- gift voucher — gift certificate.