12-letter words containing a, b, e, r
- exterminable — Capable of being exterminated.
- extraditable — (of a crime) rendering the offender liable to extradition
- factorisable — Alternative spelling of factorizable.
- factorizable — (mathematics, of an integer or polynomial etc) Able to be factorized.
- fall webworm — the larva of any of several moths, as Hyphantria cunea (fall webworm) or Loxostege similalis (garden webworm) which spins a web over the foliage on which it feeds.
- fardel-bound — (of ruminants) having the food impacted in the third compartment of the stomach; costive; constipated.
- featherbacks — Plural form of featherback.
- featherbrain — a foolish or giddy person; scatterbrain.
- febrifacient — producing fever.
- fertilizable — Capable of being fertilized.
- fiberization — the process or practice of breaking into fibres
- fibroadenoma — a benign tumor originating from glandular tissue, as in the female breast.
- fiddler crab — any small, burrowing crab of the genus Uca, characterized by one greatly enlarged claw in the male.
- figured bass — a bass part in which the notes have numbers under them indicating the chords to be played.
- fingerboards — Plural form of fingerboard.
- fire balloon — a montgolfier.
- fire blanket — a large blanket-like piece of fire-resistant material such as fibreglass used in smothering a fire
- fire brigade — a group of firefighters, especially as formed temporarily or called upon to assist a fire department in an emergency.
- firebreather — A performer who creates fireballs by breathing a fine mist of fuel over an open flame.
- flabbergasts — Plural form of flabbergast.
- flabberghast — (archaic) Alternative form of flabbergast.
- flabelliform — Shaped like a fan; flabellate.
- flabergasted — Simple past tense and past participle of flabergast.
- flame carbon — a carbon electrode containing metallic salts that colour the arc in a flame-arc light
- flannelboard — a flannel-covered surface to which other flannel pieces, as letters of the alphabet, numbers, etc., adhere merely by contact, used mainly in schools as a visual aid.
- flat battery — power cell that has run down
- flinders bar — a bar of soft iron, mounted vertically beneath a compass to compensate for vertical magnetic currents.
- float bridge — a bridge, as from a pier to a boat, floating at one end and hinged at the other to permit loading and unloading at any level of water.
- flow breccia — a volcanic breccia that has solidified from a lava flow.
- flutterballs — Plural form of flutterball.
- flutterboard — a kickboard.
- fly in amber — a strange relic or reminder of the past
- 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.
- forbearances — Plural form of forbearance.
- forbearingly — In a forbearing manner.
- forebearance — Misspelling of forbearance.
- forecastable — to predict (a future condition or occurrence); calculate in advance: to forecast a heavy snowfall; to forecast lower interest rates.
- forgeability — (metallurgy) The quality or degree of being forgeable.
- formalizable — Capable of being formalized.
- frame buffer — (hardware) Part of a video system in which an image is stored, pixel by pixel and which is used to refresh a raster image. The term "video memory" suggests a fairly static display whereas a frame buffer holds one frame from a sequence of frames forming a moving image. Frame buffers are found in frame grabbers and time base correction systems, for example.
- franchisable — a privilege of a public nature conferred on an individual, group, or company by a government: a franchise to operate a bus system.
- free balloon — a balloon, often equipped to carry passengers, that drifts with air currents and whose ascent and descent are controlled by the release of ballast and buoyant gas.
- french bread — a yeast-raised bread made of dough containing water and distinguished by its thick, well-browned crust, usually made in long, slender, tapered loaves. Compare baguette (def 3).
- french broad — a river in W North Carolina and E Tennessee, flowing N and NW to join the Holston River at Knoxville to form the Tennessee River. 210 miles (338 km) long.
- frequentable — Accessible.
- fribble away — to use wastefully
- frigate bird — any of several predacious seabirds of the genus Fregata, having fully webbed feet.
- frigatebirds — Plural form of frigatebird.
- frontal bone — a broad membrane bone of the skull, forming the forehead and the upper portion of each orbit.
- frontal lobe — the anterior part of each cerebral hemisphere, in front of the central sulcus.