12-letter words containing l, e, r, o
- fennelflower — any of various plants belonging to the genus Nigella, of the buttercup family, especially N. sativa, the seeds of which are used, especially in the East, as a condiment and medicine.
- ferrofluidic — Of or pertaining to a ferrofluid.
- ferrosilicon — a ferroalloy containing up to 95 percent silicon.
- festivalgoer — A person attending a festival.
- fidel castro — Cipriano [sip-ree-ah-noh;; Spanish see-pree-ah-naw] /ˌsɪp riˈɑ noʊ;; Spanish ˌsi priˈɑ nɔ/ (Show IPA), 1858?–1924, Venezuelan military and political leader: president 1901–08; exiled 1908.
- field cornet — a commander of burgher troops called up in time of war or in an emergency, esp during the 19th century
- field ration — ration issued and authorized for troops in the field.
- field sports — sports carried on in the open countryside, such as hunting, shooting, or fishing
- field theory — a detailed mathematical description of the distribution and movement of matter under the influence of one or more fields.
- field-holler — a cry employing falsetto, portamento, and sudden changes of pitch, used in African-American work songs, later integrated into the techniques of the blues
- fingerflower — purple foxglove.
- fire balloon — a montgolfier.
- fire control — technical and sometimes automatic supervision of artillery or naval gunfire on a target, as for range, elevation, etc.
- fisherpeople — Plural form of fisherperson.
- flabelliform — Shaped like a fan; flabellate.
- flag officer — a naval officer above the rank of captain, as a fleet admiral, admiral, vice-admiral, rear admiral, or commodore, who is entitled to display a flag indicating his or her rank.
- flagellators — Plural form of flagellator.
- flagellatory — relating to flagellation
- flagelliform — long, slender, and flexible, like the lash of a whip.
- flame carbon — a carbon electrode containing metallic salts that colour the arc in a flame-arc light
- flameproofed — Simple past tense and past participle of flameproof.
- flameproofer — any agent which renders something flameproof
- flamethrower — a weapon, either mounted or portable, that sprays ignited incendiary fuel for some distance.
- flammiferous — flame-producing
- 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.
- flash memory — Computers. a type of reprogrammable memory that retains information even with the power turned off.
- flash powder — powder that could be ignited to provide a bright light to take a photograph
- flatterously — in a flatterous manner
- flavoprotein — an enzyme, containing riboflavin and linked chemically with a protein, active in the oxidation of foods in animal cells.
- flavorlessly — In a flavorless way.
- fleet prison — (formerly) a London prison, esp used for holding debtors
- flesh colour — of a yellowish-pink to yellowish-grey colour roughly that of the skin of a white person
- flickermouse — Alternative form of flittermouse.
- flindermouse — (obsolete) A bat (the mammal).
- flip-flopper — a person who makes a complete change of policy, opinion, etc
- flittermouse — bat2 (def 1).
- 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.
- floor broker — a member of a stock or commodity exchange who executes orders on the floor of the exchange for other brokers.
- floor leader — the majority leader or minority leader in either the Senate or the House of Representatives.
- floor pocket — one of several metal boxes placed backstage in the floor (floor pocket) or wall of a theater and containing jacks for electric cables used in lighting units.
- floor sample — an appliance, piece of furniture, or other article of merchandise that has been used for display or demonstration and is usually offered at a reduced price.
- floor trader — a member of a stock or commodity exchange who executes orders on the floor of the exchange for his or her own account.
- floor-filler — a dance recording that is so catchy and popular that everyone in the place where it is played wants to dance
- floor-length — extending to the floor: a floor-length skirt.
- floor-manage — to act as or in the manner of a floor manager.
- floorwalkers — Plural form of floorwalker.
- floppy drive — disk drive
- floriculture — the cultivation of flowers or flowering plants, especially for ornamental purposes.
- florida keys — chain of small islands extending southwest from the S tip of Fla.
- flour beetle — any of several brown darkling beetles, especially of the genus Tribolium, that infest, breed in, feed on, and often pollute flour, stored grain, and other stored produce.