18-letter words containing o, a, r, f, i
- flat-bottomed rail — a rail having a cross section like an inverted T, with the top extremity enlarged slightly to form the head
- floating partition — a partition running parallel to and between two joists and resting on blocking between them.
- floating underflow — underflow
- floating-rate note — a eurobond, often issued as a negotiable bearer bond, that has a floating rate of interest
- fore-edge painting — a technique of painting a picture on the fore edge of a book, often in such a manner that only when the pages are slightly fanned the picture is revealed.
- foreign-trade zone — free port (def 1).
- forgive and forget — be reconciled
- formal equivalence — the relation that holds between two open sentences when their universal closures are materially equivalent
- forward compatible — forward compatibility
- forwarding address — address for mail to be sent on
- foundation garment — an undergarment, as a girdle or corset, worn by women to support or give shape to the contours of the body.
- fragile x syndrome — a widespread form of mental retardation caused by a faulty gene on the X chromosome.
- fragile-x syndrome — an inherited condition characterized by learning disability: affected individuals have an X-chromosome that is easily damaged under certain conditions
- fragmentation bomb — a bomb designed to break into many small, high-velocity fragments when detonated.
- francisco coronado — Francisco Vásquez de [frahn-thees-kaw bahs-keth th e,, frahn-sees-kaw bahs-kes] /frɑnˈθis kɔ ˈbɑs kɛθ ðɛ,, frɑnˈsis kɔ ˈbɑs kɛs/ (Show IPA), 1510–54? Spanish explorer in North America.
- frederick douglass — Frederick, 1817–95, U.S. ex-slave, abolitionist, and orator.
- fringe-toed lizard — an iguanid lizard, Uma notata, of sandy deserts of the western U.S. and Mexico, having a wedge-shaped snout and toes fringed with long, pointed scales.
- from first to last — all the way through
- front organization — business: cover-up
- ftp software, inc. — (company) Developers of the original PC/TCP Packet Driver specification. Address: 26 Princess St. Wakefield, MA 01880-3004. Telephone: +1 (617) 246 0900.
- fulminating powder — powder that explodes by percussion.
- functional program — (language) A program employing the functional programming approach or written in a functional language.
- funding operations — the conversion of government floating stock or short-term debt into holdings of long-term bonds
- funeral procession — ceremonial cortège at a burial
- garden loosestrife — any of various plants belonging to the genus Lysimachia, of the primrose family, having clusters of usually yellow flowers, as L. vulgaris (garden loosestrife) or L. quadrifolia (whorled loosestrife)
- general confession — a prayer confessing sins
- give a person five — to greet or congratulate someone by slapping raised hands
- grains of paradise — Usually, grains of paradise. one of the pungent, peppery seeds of an African plant, Aframomum melegueta, of the ginger family, used to strengthen cordials and in veterinary medicine.
- grand council fire — a formal gathering of camp fire members requiring a minimum attendance of three troops.
- gulf of california — an arm of the Pacific Ocean, between Sonora and Lower California
- haemorrhagic fever — any of a group of fevers, such as Ebola virus disease and yellow fever, characterized by internal bleeding or bleeding into the skin
- half-open interval — a set of numbers between two given numbers but including only one endpoint.
- hilary of poitiers — Saint, a.d. c300–368, French bishop and theologian.
- hippocratic facies — the sallow facial expression, with listless staring eyes, often regarded as denoting approaching death
- historical fiction — the genre of literature, film, etc., comprising narratives that take place in the past and are characterized chiefly by an imaginative reconstruction of historical events and personages.
- hydroflumethiazide — A diuretic drug.
- hyperproliferation — (biology) An abnormally high rate of proliferation of cells by rapid division.
- hyposulfurous acid — an acid, H 2 S 2 O 4 , next in a series below sulfurous acid, known only in solution or in the form of its salts.
- ideas of reference — a schizophrenic symptom in which the patient thinks that things completely disconnected from him are influencing him or conveying messages to him
- ifs, ands, or buts — a supposition; uncertain possibility: The future is full of ifs.
- in praise of folly — Latin Moriae Encomium. a prose satire (1509) by Erasmus, written in Latin and directed against theologians and church dignitaries.
- inferior vena cava — See under vena cava.
- information bureau — an office where you can go to get information
- information centre — help desk, office
- information island — (jargon) A body of information (i.e. electronic files) that needs to be shared but has no network connection.
- information office — an office where you can go to get information
- information system — a computer system or set of components for collecting, creating, storing, processing, and distributing information, typically including hardware and software, system users, and the data itself: the use of information systems to solve business problems.
- information theory — the mathematical theory concerned with the content, transmission, storage, and retrieval of information, usually in the form of messages or data, and especially by means of computers.
- informatory double — a double intended to inform one's partner that one has a strong hand and to urge a bid regardless of the strength of his or her hand.
- infrared astronomy — the study of infrared radiation emitted by celestial objects.