12-letter words containing o, i, l, f, r
- 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.
- florida moss — Spanish moss.
- florida room — a sunroom.
- flour sifter — a container in which flour is sifted
- flourishment — The act or state of flourishing.
- flow breccia — a volcanic breccia that has solidified from a lava flow.
- flowcharting — (computing) the design and construction of flowcharts.
- flower child — (especially in the 1960s) a young person, especially a hippie, rejecting conventional society and advocating love, peace, and simple, idealistic values.
- fluorapatite — a crystalline mineral, Ca 5 (PO 4) 3 F, formed from hydroxyapatite in the presence of fluoride, that has a hardening effect on bones and teeth.
- fluoresceine — Alternative spelling of fluorescein.
- fluoridating — Present participle of fluoridate.
- fluoridation — the addition of fluorides to the public water supply to reduce the incidence of tooth decay.
- fluorimeters — Plural form of fluorimeter.
- fluorimetric — Alternative form of fluorometric.
- fluorinating — Present participle of fluorinate.
- fluorination — (chemistry) The introduction of fluorine into a compound by means of a chemical reaction.
- fluorometric — Of, pertaining to, or measured using fluorometry.
- fluoroscopic — of or relating to the fluoroscope or fluoroscopy.
- fluorouracil — a pyrimidine analog, C 4 H 3 FN 2 O 2 , used in the treatment of certain cancers.
- flusteration — (colloquial, dated) The act of flustering, or the state of being flustered.
- fluviomarine — of or formed by the combined action of river and sea.
- folding door — a door with hinged sections that can be folded flat against one another when opened.
- folding rule — a rule composed of light strips of wood joined by rivets so as to be foldable, all the opening and closing parts being in parallel planes.
- folkloristic — the traditional beliefs, legends, customs, etc., of a people; lore of a people.
- followership — the ability or willingness to follow a leader.
- foolhardiest — Superlative form of foolhardy.
- foot soldier — an infantryman.
- footsoldiers — Plural form of footsoldier.
- for a giggle — as a joke or prank; not seriously
- for all time — forever, for eternity
- forbearingly — In a forbearing manner.
- forbiddingly — In a forbidding manner.
- forcibleness — The quality of being forcible.
- fore-topsail — a topsail set on a foremast on a ship.
- forebodingly — a prediction; portent.
- forebuilding — (architecture,historical) An outer defense work of a castle used to protect the entrance to the keep.
- foreign bill — a bill of exchange drawn on a payer in one country by a maker in another.
- foreign-flag — (of a vessel or aircraft) having a registry under a nationality other than one's own: rivalry between U.S.-flag freighters and foreign-flag ships.
- forensically — pertaining to, connected with, or used in courts of law or public discussion and debate.
- foreseeingly — by way of foreseeing
- foresightful — care or provision for the future; provident care; prudence.
- forestalling — Present participle of forestall.
- forestaysail — a triangular sail set on a forestay; the innermost headsail of a vessel.
- foretopsails — Plural form of foretopsail.
- foretriangle — the triangular area formed by the deck, foremast, and headstay of a sailing vessel
- forgeability — (metallurgy) The quality or degree of being forgeable.
- 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.
- former pupil — someone who used to attend a particular school or be a student of a particular teacher