23-letter words containing f, e, r, n, l
- relativity of knowledge — the theory that all knowledge is relative to the mind, or that things can be known only through their effects on the mind, and that consequently there can be no knowledge of reality as it is in itself
- retrolental fibroplasia — an unusual eye disease occurring in premature infants, usually from being given high concentrations of oxygen, which causes abnormal formation of fibrous tissue behind the lens and often results in blindness.
- right, left, and centre — on all sides; from every direction
- self extracting archive — (file format) (SEA) An archive format used on the Apple Macintosh. Double-clicking a file of this type should extract its contents.
- self-addressed envelope — addressed to self
- separation of variables — a grouping of the terms of an ordinary differential equation so that associated with each differential is a factor consisting entirely of functions of the independent variable appearing in the differential.
- split-fingered fastball — a pitch, similar to the forkball but thrown with the same arm speed as a fastball, that drops suddenly as it nears the batter.
- sterling software, inc. — (company) A software company which was bought out by Computer Associates International, Inc.
- tangible user interface — (interface) An attempt to give physical form to digital information, making bits directly manipulable and perceptible by people. Tangible Interfaces will make bits accessible through augmented physical surfaces (e.g. walls, desktops, ceilings, windows), graspable objects (e.g. building blocks, models, instruments) and ambient media (e.g. light, sound, airflow, water-flow, kinetic sculpture) within physical environments.
- terminal user interface — Textual User Interface
- the kingdom of lorraine — an early medieval kingdom on the Meuse, Moselle, and Rhine rivers: later a duchy
- the library of congress — the official library of the United States in Washington, DC. It houses extensive collections in all subject areas and formats, important historical documents, and is also a depository for copyrighted materials.
- to have feelings for sb — to be emotionally or sexually attracted to
- to have your hands full — If you have your hands full with something, you are very busy because of it.
- to turn over a new leaf — If you say that you are going to turn over a new leaf, you mean that you are going to start to behave in a better or more acceptable way.
- tongass national forest — a temperate rainforest in SE Alaska that also harbors more than two dozen communities, including Juneau: largest US national forest. 17 million acres (69,000 km).
- track and field athlete — a sportsperson who participates in events that involve running, sprinting, throwing, jumping and walking
- traffic-light labelling — a system of food labelling in which red, amber, and green symbols are used to indicate whether the food contains high, medium, or low amounts of sugar, fat, salt, etc
- transcendental function — a function that is not an algebraic function.
- twin-lens reflex camera — a camera in which the image appears on a ground-glass viewer (focusing screen) after being reflected by a mirror or after passing through a prism or semitransparent glass; in one type (single-lens reflex camera) light passes through the same lens to both the ground glass and the film, while in another type (twin-lens reflex camera) light passes through one lens (viewing lens) to the ground glass and through a second lens (taking lens) to the film, the lenses being mechanically coupled for focusing.
- two gentlemen of verona — a comedy (1594–95) by Shakespeare.
- ulster defence regiment — a former reserve regiment of the British Army based in Northern Ireland
- uniform commercial code — a codification of commercial laws designed to provide uniformity among the states
- united states of brazil — former official name of Brazil.
- until hell freezes over — If you say that you will do something until hell freezes over, you are emphasizing that you will do it for a very long time or for ever.
- urea-formaldehyde resin — any of a group of resins formed by the interaction of urea and formaldehyde under conditions that include heat and pH control: used chiefly in the manufacture of buttons, baking enamels, and for making fabrics wrinkle-resistant.
- user interface language — (language, graphics) (UIL) A language for specifying widget hierarchies etc. in OSF/Motif and DECwindows.
- variable life insurance — an insurance policy whose annuity payments or payment to the beneficiary are not fixed but depend on the income earned by the investment of the premiums.
- velocity of circulation — the frequency with which a single unit of currency or the total money supply turns over within the economy in a given year.
- verifiability principle — the doctrine that if a nonanalytic statement is to be cognitively meaningful it must be empirically verifiable.
- wolfgang amadeus mozart — Wolfgang Amadeus [woo lf-gang am-uh-dey-uh s;; German vawlf-gahng ah-mah-dey-oo s] /ˈwʊlf gæŋ ˌæm əˈdeɪ əs;; German ˈvɔlf gɑŋ ˌɑ mɑˈdeɪ ʊs/ (Show IPA), 1756–91, Austrian composer.