15-letter words containing l, o, r, a
- english sparrow — a small Eurasian weaverbird, Passer domesticus, now established in North America and Australia. It has a brown streaked plumage with grey underparts
- enterobacterial — relating to enterobacteria
- environmentally — In a manner affecting one's environment.
- epeirogenically — in the manner of epeirogeny
- epsilon squared — (jargon) A quantity even smaller than epsilon, as small in comparison to epsilon as epsilon is to something normal; completely negligible. If you buy a supercomputer for a million dollars, the cost of the thousand-dollar terminal to go with it is epsilon, and the cost of the ten-dollar cable to connect them is epsilon squared. Compare lost in the underflow, lost in the noise.
- erythema solare — inflammation of the skin caused by overexposure to the sun
- erythromelalgia — A rare neurovascular peripheral pain disorder in which blood vessels, usually in the lower extremities or hands, are episodically blocked, then become hyperemic and inflamed.
- etherealization — The act or process of etherealizing.
- eudiometrically — By means of or in terms of eudiometry.
- evaporated milk — concentrated dairy product
- external memory — (storage) A vague term for slower, non-volatile storage, usually magnetic disk, in contrast to main memory which is usually volatile semiconductor RAM.
- externalisation — Alternative spelling of externalization.
- externalization — A physical thing that typifies an abstract thing; an embodiment or personalization.
- extraordinarily — In an extraordinary manner.
- 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
- 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.
- 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 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.
- 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
- 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.
- federal holiday — a day which is a national holiday at the behest of the Federal Government
- 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.
- ferroelasticity — (physics) A phenomenon, analogous to ferromagnetism and ferroelectricity, in which spontaneous strain arises within a material.
- 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.
- fibrocartilages — Plural form of fibrocartilage.
- first world war — World War I.
- five-star hotel — a top-quality hotel offering exceptional luxury
- flamingo-flower — a central American plant, Anthurium scherzeranum, of the arum family, having a red, coiled spadix and a bright red, shiny, heart-shaped spathe, grown as an ornamental.
- flapping router — (networking) A router that transmits routing updates alternately advertising a destination network first via one route, then via a different route. Flapping routers are identified on more advanced protocol analysers such as the Network General (TM) Sniffer.
- flatter oneself — to hold the self-satisfying or self-deluding belief (that)
- flavor enhancer — a substance added to food in order to enhance or intensify its flavor: Salt is a common flavor enhancer.
- flavourdynamics — as in quantum flavour dynamics, a mathematical model used to describe the interaction of flavoured particles (weak force) through the exchange of intermediate vector bosons
- flavourlessness — Alternative spelling of flavorlessness.
- flavoursomeness — Alt form flavorsomeness.
- flirtatiousness — The quality of being flirtatious.
- floating charge — an unsecured charge on the assets of an enterprise that allows such assets to be used commercially until the enterprise ceases to operate or the creditor intervenes to demand collateral
- floating screed — Building Trades. screed (def 3).
- flock wallpaper — a type of wallpaper with a raised pattern
- flood insurance — insurance covering loss or damage to property arising from a flood, flood tide, or the like.