12-letter words containing a, r, m, i
- familiarness — commonly or generally known or seen: a familiar sight.
- family court — court of domestic relations.
- father image — a person substituted in one's mind for one's father and often the object of emotions felt toward the father
- feature film — full-length movie
- fenfluramine — a sympathomimetic substance, C 12 H 16 F 3 N, formerly used mainly as an anorectic in the treatment of obesity but withdrawn from the market in 1997 because of its potential to cause valvular heart disease.
- fermat prime — (mathematics) A prime number of the form 2^2^n + 1. Any prime number of the form 2^n+1 must be a Fermat prime. Fermat conjectured in a letter to someone or other that all numbers 2^2^n+1 are prime, having noticed that this is true for n=0,1,2,3,4. No further Fermat primes are known; several have been factorised, and several more have been proved composite without finding explicit factorisations.
- fermentation — the act or process of fermenting.
- fermentative — tending to produce or undergo fermentation.
- fibroadenoma — a benign tumor originating from glandular tissue, as in the female breast.
- fibromatosis — (pathology) The presence of multiple fibromas.
- fibromyalgia — a syndrome characterized by fatigue and chronic pain in the muscles and in tissues surrounding the joints.
- fibrosarcoma — a sarcoma derived from fibroblast cells, often able to generate collagen.
- fig marigold — any of various plants of the genus Mesembryanthemum, having showy flowers of white, yellow, or pink.
- file manager — a program that organizes and arranges files in a computer
- filler metal — metal supplied in the form of a welding rod, sometimes flux coated, melted by an arc or a flame into a joint between components to be joined
- film library — a collection of films, motion pictures, videodiscs, videocassettes, and any other materials stored on film.
- fire company — a company of firefighters.
- fire marshal — an official heading a bureau for the prevention or investigation of fires.
- fire-damaged — damaged by fire or in a fire
- first family — a family having the highest or one of the highest social ranks in a given place.
- fish farming — the job of rearing fish for commercial purposes
- flabelliform — Shaped like a fan; flabellate.
- flagelliform — long, slender, and flexible, like the lash of a whip.
- flammiferous — flame-producing
- flimflammery — a trick or deception, especially a swindle or confidence game involving skillful persuasion or clever manipulation of the victim.
- florida moss — Spanish moss.
- florida room — a sunroom.
- fluviomarine — of or formed by the combined action of river and sea.
- fly in amber — a strange relic or reminder of the past
- flyfisherman — Flyfisher.
- food pyramid — successive levels of predation in a food chain represented schematically as a pyramid because upper levels normally consist of decreasing numbers of larger predators.
- for all time — forever, for eternity
- foraminifera — any chiefly marine protozoan of the sarcodinian order Foraminifera, typically having a linear, spiral, or concentric shell perforated by small holes or pores through which pseudopodia extend.
- foreadmonish — (rare, transitive) To admonish beforehand, or before the act or event.
- foreman-ship — a person in charge of a particular department, group of workers, etc., as in a factory or the like.
- formal logic — the branch of logic concerned exclusively with the principles of deductive reasoning and with the form rather than the content of propositions.
- formalizable — Capable of being formalized.
- formula milk — An artificial substitute for breast milk intended for feeding infants. It can come in powdered form to be mixed with water or in instant liquid form.
- formula unit — (of an ionic compound that does not form molecules, as most salts) the chemical formula with the least number of elements out of the set of empirical formulas having the same proportion of ions as elements: NaCl is the formula unit for the ionic compound sodium chloride.
- formularized — Simple past tense and past participle of formularize.
- formularizer — One who formularizes.
- formularizes — Third-person singular simple present indicative form of formularize.
- formulations — Plural form of formulation.
- fort laramie — a city in SE Wyoming.
- fort madison — a city in SE Iowa, on the Mississippi.
- fort william — a port in W Ontario, in S Canada, on Lake Superior: created in 1970 by the merger of twin cities (Fort William and Port Arthur) and two adjoining townships.
- fragmentized — fragmented.
- frankalmoign — a form of tenure by which religious bodies held lands, esp on condition of praying for the soul of the donor
- franked mail — official mail sent by members of Congress, the vice president, and other authorized officials. Compare frank1 (defs 6–9).
- fraternalism — of or befitting a brother or brothers; brotherly.