12-letter words containing c, r, o, f, t
- fast reactor — a nuclear reactor using little or no moderator, fission being caused by fast neutrons
- featurectomy — /fee"ch*r-ek"t*-mee/ The act of removing a feature from a program. Featurectomies come in two flavours, the "righteous" and the "reluctant". Righteous featurectomies are performed because the remover believes the program would be more elegant without the feature, or there is already an equivalent and better way to achieve the same end. (Doing so is not quite the same thing as removing a misfeature.) Reluctant featurectomies are performed to satisfy some external constraint such as code size or execution speed.
- ferrite core — a ferrite magnetic core used in a core memory.
- 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
- fibrinolytic — the disintegration or dissolution of fibrin, especially by enzymatic action.
- fibroblastic — a cell that contributes to the formation of connective tissue fibers.
- 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 control — technical and sometimes automatic supervision of artillery or naval gunfire on a target, as for range, elevation, etc.
- first cousin — cousin (def 1).
- first school — A first school is a school for children aged between five and eight or nine.
- fish factory — a factory where fish is processed
- float collar — A float collar is a part near the bottom of the casing string which catches the bottom plug and top plug, and which prevents mud from entering the casing.
- floor pocket — one of several metal boxes placed backstage in the floor (floor pocket) or wall of a theater and containing jacks for electric cables used in lighting units.
- floriculture — the cultivation of flowers or flowering plants, especially for ornamental purposes.
- flow control — (communications, protocol) The collection of techniques used in serial communications to stop the sender sending data until the receiver can accept it. This may be either software flow control or hardware flow control. The receiver typically has a fixed size buffer into which received data is written as soon as it is received. When the amount of buffered data exceeds a "high water mark", the receiver will signal to the transmitter to stop transmitting until the process reading the data has read sufficient data from the buffer that it has reached its "low water mark", at which point the receiver signals to the transmitter to resume transmission.
- flow country — an area of moorland and peat bogs in northern Scotland known for its wildlife, now partly afforested
- flowcharting — (computing) the design and construction of flowcharts.
- fluorescents — Plural form of fluorescent.
- fluorimetric — Alternative form of fluorometric.
- fluorometric — Of, pertaining to, or measured using fluorometry.
- fm cyclotron — a type of cyclotron that synchronizes its accelerating voltage with particle velocity in order to compensate for the relativistic mass increase of the particle as it approaches the speed of light.
- folkloristic — the traditional beliefs, legends, customs, etc., of a people; lore of a people.
- food counter — a counter in a shop, bar, cafeteria, etc where food is sold or served
- foot traffic — the wear and tear caused to a surface by people walking on it
- 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.
- forced entry — entry into a building by force, eg by forcing a lock
- forced-draft — using a flow of air or air forced through a pipe or system of pipes by fans or blowers: a forced-draft central heating system.
- forecastable — to predict (a future condition or occurrence); calculate in advance: to forecast a heavy snowfall; to forecast lower interest rates.
- fornications — Plural form of fornication.
- fornicatress — (obsolete) A woman guilty of fornication.
- forrest city — a city in E Arkansas.
- fort collins — a city in N Colorado.
- fort detrick — a military reservation in N Maryland, NW of Frederick.
- fort jackson — a military reservation and U.S. Army training center in N central South Carolina, NE of Columbia.
- fort mchenry — a town in NE Illinois.
- 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).
- forty-second — next after the forty-first; being the ordinal number for 42.
- foster child — a child raised by someone who is not its natural or adoptive parent.
- four old cat — three old cat played with four batters.
- fourth-class — of, relating to, or designated as a class next below third, as for mailing, shipping, etc.
- fracastorius — a walled plain in the fourth quadrant of the face of the moon: about 60 miles (97 km) in diameter.
- fractionally — pertaining to fractions; comprising a part or the parts of a unit; constituting a fraction: fractional numbers.
- fractionated — Simple past tense and past participle of fractionate.
- fractionator — Chemistry. an apparatus for fractional distillation. Compare cracker (def 10).
- 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
- french toast — bread dipped in a batter of egg and milk and sautéed until brown, usually served with syrup or sprinkled with sugar and cinnamon.