12-letter words containing s, e, r, u, l
- exclusionary — restrictive or elitist
- exclusive or — (logic) (XOR, EOR) /X or, E or/ A two-input function whose result is true if one input is true and the other is false. The truth table is A | B | A xor B --+---+-------- F | F | F F | T | T T | F | T T | T | F The output is thus true if the inputs are not equal. If one input is false, the other is passed unchanged whereas if one input is true, the other is inverted. In Boolean algebra, exclusive or is often written as a plus in a circle: "⊕". The circle may be omitted suggesting addition modulo two. In digital logic, an exclusive or logic gate is drawn like a normal inclusive or gate but with a curved line across both inputs: {exclusive or gate " />.
- extramusical — outside the field or scope of music
- extraneously — In an extraneous manner.
- false cirrus — a type of thick cirrus cloud spreading from the top of a cumulonimbus cloud
- false colour — colour used in a computer or photographic display to help in interpreting the image, as in the use of red to show high temperatures and blue to show low temperatures in an infrared image converter
- fergus falls — a city in W central Minnesota.
- field circus — A derogatory pun on "field service". The field service organisation of any hardware manufacturer, but especially DEC. There is an entire genre of jokes about DEC field circus engineers: Q: How can you recognise a DEC field circus engineer with a flat tire? A: He's changing one tire at a time to see which one is flat. Q: How can you recognise a DEC field circus engineer who is out of gas? A: He's changing one tire at a time to see which one is flat. See Easter egging for additional insight on these jokes. There is also the "Field Circus Cheer" (from the plan file for DEC on MIT-AI): Maynard! Maynard! Don't mess with us! We're mean and we're tough! If you get us confused We'll screw up your stuff. (DEC's service HQ is located in Maynard, Massachusetts).
- file request — 1. The FidoNet equivalent of FTP, in which one BBS system automatically dials another and snarfs one or more files. Often abbreviated "FReq"; files are often announced as being "available for FReq" in the same way that files are announced as being "available for/by anonymous FTP" on the Internet. 2. The act of getting a copy of a file by using the File Request option of the BBS mailer.
- filibustered — Simple past tense and past participle of filibuster.
- filibusterer — A person who filibusters.
- fillibusters — Plural form of fillibuster.
- fish culture — the artificial propagation and breeding of fish.
- fixture list — a list of the games that a team is scheduled to play
- flammiferous — flame-producing
- flatterously — in a flatterous manner
- flesh colour — of a yellowish-pink to yellowish-grey colour roughly that of the skin of a white person
- fleur-de-lis — a heraldic device somewhat resembling three petals or floral segments of an iris tied by an encircling band.
- fleur-de-lys — fleur-de-lis (defs 1, 2).
- flickermouse — Alternative form of flittermouse.
- flight nurse — a nurse in the U.S. Air Force who tends patients being transported by airplane.
- flindermouse — (obsolete) A bat (the mammal).
- flittermouse — bat2 (def 1).
- flour shaker — a container, often with a perforated top, from which flour is shaken
- flour sifter — a container in which flour is sifted
- flourishment — The act or state of flourishing.
- fluoresceine — Alternative spelling of fluorescein.
- fluorescence — the emission of radiation, especially of visible light, by a substance during exposure to external radiation, as light or x-rays. Compare phosphorescence (def 1).
- fluorescents — Plural form of fluorescent.
- fluorimeters — Plural form of fluorimeter.
- fluorometers — Plural form of fluorometer.
- fluoroscoped — Simple past tense and past participle of fluoroscope.
- fluoroscopes — Plural form of fluoroscope.
- flusteration — (colloquial, dated) The act of flustering, or the state of being flustered.
- flutterballs — Plural form of flutterball.
- focus puller — the member of a camera crew who adjusts the focus of the lens as the camera is tracked in or out
- forcefulness — full of force; powerful; vigorous; effective: a forceful plea for peace.
- foreclosures — Plural form of foreclosure.
- forepleasure — the aggregate of pleasurable sensations that lead to a heightened physical or emotional response, as of those aroused in sexual intercourse that lead to an orgasm.
- foresightful — care or provision for the future; provident care; prudence.
- formal cause — a person or thing that acts, happens, or exists in such a way that some specific thing happens as a result; the producer of an effect: You have been the cause of much anxiety. What was the cause of the accident?
- formularizes — Third-person singular simple present indicative form of formularize.
- four-flusher — a person who makes false or pretentious claims; bluffer.
- fourfoldness — the quality of consisting of four parts
- fox squirrel — any of several North American arboreal squirrels varying in color and of an exceptionally large size.
- fruitfulness — producing good results; beneficial; profitable: fruitful investigations.
- frustratedly — In a frustrated manner.
- full-service — offering or providing a wide range of services related to the basic line of business, as when a filling station changes tires or makes car repairs in addition to selling gasoline.
- galeniferous — Of a mineral or deposit that contains galena.
- gear cluster — an assembly of gears permanently attached to a shaft