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15-letter words containing r, l, f

  • express oneself — to communicate one's thoughts or ideas
  • facile princeps — an obvious leader
  • factor analysis — the use of one of several methods for reducing a set of variables to a lesser number of new variables, each of which is a function of one or more of the original variables.
  • faculty advisor — a member of the faculty who gives advice to students
  • faint-heartedly — nervously
  • fair employment — the policy or practice of employing people on the basis of their capabilities only, without regard to race, color, religion, sex, national origin, age, or disability.
  • fall cankerworm — the striped, green caterpillar of any of several geometrid moths: a foliage pest of various fruit and shade trees, as Paleacrita vernata (spring cankerworm) and Alsophila pometaria (fall cankerworm)
  • fall from grace — elegance or beauty of form, manner, motion, or action: We watched her skate with effortless grace across the ice. Synonyms: attractiveness, charm, gracefulness, comeliness, ease, lissomeness, fluidity. Antonyms: stiffness, ugliness, awkwardness, clumsiness; klutziness.
  • falling weather — wet weather, as rain or snow.
  • fallout shelter — protective bunker
  • false buckthorn — a spiny shrub or small tree, Bumelia lanuginosa, of the sapodilla family, native to the southern U.S., having gummy, milky sap and white, bell-shaped flowers and yielding a hard, light-brown wood.
  • false decretals — the Pseudo-Isidorian documents.
  • false hellebore — any of various plants belonging to the genus Veratrum, of the lily family, especially a North American species, V. viride, which has clusters of yellowish-green flowers and is the source of substances used in certain medicines and insecticides.
  • false miterwort — foamflower.
  • false pregnancy — physiological signs of pregnancy without conception; pseudocyesis.
  • false pretences — fraud, deception
  • false pretenses — If you do something under false pretenses, you do it when people do not know the truth about you and your intentions.
  • familiar spirit — a supernatural spirit often assuming animal form, supposed to attend and aid a witch, wizard, etc
  • familiarisation — Alternative spelling of familiarization.
  • familiarization — to make (onself or another) well-acquainted or conversant with something.
  • family grouping — a system, used usually in the infant school, of grouping children of various ages together, esp for project work
  • family practice — medical specialization in general practice, requiring training beyond that of general practice and leading to board certification.
  • fantasmagorical — Alternative form of phantasmagorical.
  • fault tolerance — (architecture)   1. The ability of a system or component to continue normal operation despite the presence of hardware or software faults. This often involves some degree of redundancy. 2. The number of faults a system or component can withstand before normal operation is impaired.
  • fauntleroy suit — a formal outfit for a boy composed of a hip-length jacket and knee-length pants, often in black velvet, and a wide, lacy collar and cuffs, usually worn with a broad sash at the waist and sometimes a large, loose bow at the neck, popular in the late 19th century.
  • feature article — a feature article in a newspaper or magazine deals in depth with a topic or person
  • federal holiday — a day which is a national holiday at the behest of the Federal Government
  • federal reserve — In the United States, the Federal Reserve is the central banking system, which is responsible for setting policy on monetary matters such as money supply and interest rates.
  • feelgood factor — When journalists refer to the feelgood factor, they mean that people are feeling hopeful and optimistic about the future.
  • fellow creature — a kindred creature, especially a fellow human being.
  • fellow traveler — a person who supports or sympathizes with a political party, especially the Communist Party, but is not an enrolled member.
  • female suffrage — woman suffrage.
  • ferranti f100-l — (processor)   A processor, with 16-bit addressing, registers and data paths and a 1-bit serial ALU. The F100-L could only access 32K of memory (one address bit was used for indirection). It was designed by a British company for the British Military. The unique feature of the F100-L was that it had a complete control bus available for a coprocessor. Any instruction the F100-L couldn't decode was sent directly to the coprocessor for processing. Applications for coprocessors at the time were limited, but the design is still used in modern processors, such as the National Semiconductor 32000 series. The disk operating system was written by Alec Cawley.
  • ferric chloride — a compound that in its anhydrous form, FeCl 3 , occurs as a black-brown, water-soluble solid; in its hydrated form, FeCl 3 ⋅xH 2 O, it occurs in orange-yellow, deliquescent crystals: used chiefly in engraving, for deodorizing sewage, as a mordant, and in medicine as an astringent and styptic.
  • ferrihemoglobin — methemoglobin.
  • ferroelasticity — (physics) A phenomenon, analogous to ferromagnetism and ferroelectricity, in which spontaneous strain arises within a material.
  • ferromolybdenum — a ferroalloy containing up to 60 percent molybdenum.
  • ferrous sulfate — a bluish-green, crystalline, saline-tasting, water-soluble heptahydrated solid, FeSO 4 ⋅7H 2 O, used chiefly in the manufacture of other iron salts, in water purification, fertilizer, inks, pigments, tanning, photography, and in medicine in the treatment of anemia.
  • ferrous sulfide — a dark or black metallic crystalline compound, FeS, insoluble in water, soluble in acids, used in ceramics and to generate hydrogen sulfide.
  • fibrocartilages — Plural form of fibrocartilage.
  • field artillery — artillery mobile enough to accompany troops in the field.
  • field of honour — the place or scene of a battle or duel, esp of jousting tournaments in medieval times
  • field woundwort — the plant Stachys arvensis
  • fight-or-flight — denoting instinctive response
  • file descriptor — (programming, operating system)   An integer that identifies an open file within a process. This number is obtained as a result of opening a file. Operations which read, write, or close a file would take the file descriptor as an input parameter. In many operating system implementations, file descriptors are small integers which index a table of open files. In Unix, file descriptors 0, 1 and 2 correspond to the standard input, standard output and standard error files respectively. See file descriptor leak.
  • filemaker, inc. — (company)   The company that distributes the FileMaker database. FileMaker, Inc. was previously known as Claris and was renamed after a restructuring in January 1998.
  • fillister plane — an adjustable plane for cutting rabbets, grooves, etc
  • finger alphabet — a series of shapes made by the fingers that indicate letters of an alphabet and can be used in fingerspelling for the deaf
  • finger spelling — a method of communicating with or among deaf people in which different shapes made with the fingers represent different letters of the alphabet
  • fireless cooker — an insulated container that seals in heat to cook food.
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