12-letter words containing f, t
- fly the nest — When children fly the nest, they leave their parents' home to live on their own.
- fly-by-light — aircraft control through systems operated by optical fibres rather than mechanical rods
- fly-by-night — not reliable or responsible, especially in business; untrustworthy: a fly-by-night operation.
- flying start — a start, as in sailboat racing, in which the entrants begin moving before reaching the starting line.
- flying visit — A flying visit is a visit that only lasts a very short time.
- fm cyclotron — a type of cyclotron that synchronizes its accelerating voltage with particle velocity in order to compensate for the relativistic mass increase of the particle as it approaches the speed of light.
- foam plastic — a kind of light cellular plastic made by creating bubbles of gas in the liquid material and solidifying it: often used as an insulator
- foamed metal — a uniform foamlike metal structure produced when hydrogen bubbles are evolved from metal hydrides uniformly dispersed throughout a host metal or metal alloy: used as a structural material because of its shock-absorbing properties and light weight.
- focal length — the distance from a focal point of a lens or mirror to the corresponding principal plane. Symbol: f.
- focalization — (optics) Putting into focus.
- foetoprotein — Alternative spelling of fetoprotein.
- foggy bottom — a low-lying area bordering the Potomac River in Washington, D.C.
- folding seat — a seat that can be folded down
- folk society — an often small, homogeneous, and isolated community or society functioning chiefly through primary contacts and strongly attached to its traditional ways of living.
- folkloristic — the traditional beliefs, legends, customs, etc., of a people; lore of a people.
- folliculitis — inflammation of hair follicles.
- folsom point — a flint point characteristic of the Folsom tradition, typically leaf-shaped and fluted, with small basal extensions, and used on a projectile, as a spear, for hunting game.
- fomentations — Plural form of fomentation.
- food counter — a counter in a shop, bar, cafeteria, etc where food is sold or served
- food fascist — a person who shows extreme, intolerant views in relation to food
- food stylist — a person whose job is to arrange food in an attractive way for professional photographs or broadcasts.
- foolhardiest — Superlative form of foolhardy.
- foot soldier — an infantryman.
- foot traffic — the wear and tear caused to a surface by people walking on it
- foot-binding — (formerly in China) the act or practice of tightly binding the feet of infant girls to keep the feet as small as possible.
- foot-lambert — a unit of luminance or photometric brightness, equal to the luminance of a surface emitting a luminous flux of one lumen per square foot, the luminance of a perfectly reflecting surface receiving an illumination of one foot-candle. Abbreviation: fL.
- foot-poundal — a foot-pound-second unit of work or energy equal to the work done by a force of one poundal when its point of application moves through a distance of one foot in the direction of the force. Abbreviation: ft-pdl.
- footdragging — the act or practice of acting with deliberate slowness
- footlessness — the state of being footless
- footplateman — a member of a locomotive crew who stands on the footplate to operate the controls
- footslogging — Present participle of footslog.
- footsoldiers — Plural form of footsoldier.
- footsoreness — The characteristic of being footsore.
- for all that — the whole of (used in referring to quantity, extent, or duration): all the cake; all the way; all year.
- for all time — forever, for eternity
- for instance — a case or occurrence of anything: fresh instances of oppression.
- for starters — a person or thing that starts.
- for the best — of the highest quality, excellence, or standing: the best work; the best students.
- for-instance — an instance or example: Give me a for-instance of what you mean.
- foraging ant — any of several ants, as army ants, that forage as part of a large group.
- forced entry — entry into a building by force, eg by forcing a lock
- forced-draft — using a flow of air or air forced through a pipe or system of pipes by fans or blowers: a forced-draft central heating system.
- fore and aft — situated at or toward the front, as compared with something else.
- fore-and-aft — located along or parallel to a line from the stem to the stern.
- fore-topmast — the spar or section of a pole mast serving as the topmast of a foremast on a ship.
- fore-topsail — a topsail set on a foremast on a ship.
- forebodement — The act of foreboding.
- forecastable — to predict (a future condition or occurrence); calculate in advance: to forecast a heavy snowfall; to forecast lower interest rates.
- foredestined — Simple past tense and past participle of foredestine.
- foregathered — Simple past tense and past participle of foregather.