19-letter words containing a, f, d
- manned space flight — space travel in vehicles with a human crew
- maratha confederacy — a loose league of states in central and western India, c1750–1818.
- master of foxhounds — the person responsible for the conduct of a fox hunt and to whom all members of the hunt and its staff are responsible. Abbreviation: M.F.H.
- means of production — resources: equipment, workers
- medical certificate — a document stating the result of a satisfactory medical examination
- mediterranean fever — brucellosis.
- mid-autumn festival — a Chinese festival that is held to celebrate the end of the summer harvest, when the crops have been gathered.
- midafternoon prayer — the fifth of the seven canonical hours; none
- missing fundamental — a tone, not present in the sound received by the ear, whose pitch is that of the difference between the two tones that are sounded
- most favored nation — a nation to which privileges of trade are extended under a government policy of giving the same privileges to all nations that are given to any one of them, sometimes depending on whether certain conditions, as of reciprocity, are met
- most-favored-nation — of or relating to the status, treatment, terms, etc., that are embodied in or conferred by a most-favored-nation clause.
- mother-of-thousands — strawberry geranium.
- municipal bond fund — a mutual fund that invests in municipal bonds.
- mutual fund company — a company that sells and manages mutual funds
- non-confidentiality — spoken, written, acted on, etc., in strict privacy or secrecy; secret: a confidential remark.
- nordrhein-westfalen — German name of North Rhine-Westphalia.
- norfolk island pine — a coniferous evergreen tree, Araucaria heterophylla (or A. excelsa), having whorled branches and needlelike foliage, widely cultivated as a houseplant.
- objectfuscated code — (humour, programming) Object-oriented code which has been abstracted to so many levels that no-one can understand it anymore. A play on obfuscated code.
- of one's own accord — to be in agreement or harmony; agree.
- open the floodgates — If events open the floodgates to something, they make it possible for that thing to happen much more often or much more seriously than before.
- order of the garter — the highest order of British knighthood, instituted by Edward III about 1348.
- out of the ordinary — of no special quality or interest; commonplace; unexceptional: One novel is brilliant, the other is decidedly ordinary; an ordinary person.
- own flesh and blood — If you say that someone is your own flesh and blood, you are emphasizing that they are a member of your family.
- peroxysulfuric acid — persulfuric acid (def 1).
- pistol-handle knife — a table knife, especially of the 18th century, having a slightly curved handle resembling the grip of a flintlock pistol.
- plastic deformation — In plastic deformation a material changes shape when a stress is applied to it and does not go back to its original state when the stress is removed.
- play fast and loose — a dramatic composition or piece; drama.
- pocket-handkerchief — handkerchief (def 1).
- post-and-rail fence — a fence constructed of upright wooden posts with horizontal timber slotted through it
- pride-of-california — a shrubby plant, Lathyrus splendens, of the legume family, native to southern California, having showy clusters of pale rose-pink, violet, or magenta flowers and large, smooth, beaked pods.
- production platform — offshore power station
- professional advice — advice given by someone trained in a particular and relevant profession or job
- profitability study — a study of how much profit a company, organization, etc, makes or how profitable it is
- pseudo-professional — following an occupation as a means of livelihood or for gain: a professional builder.
- put on the feed bag — Also called nose bag. a bag for feeding horses, placed before the mouth and fastened around the head with straps.
- queensland lungfish — a lungfish, Neoceratodus forsteri, reaching a length of six feet: occurs in Queensland rivers but introduced elsewhere
- radioactive fallout — the settling to the ground of airborne particles ejected into the atmosphere from the earth by explosions, eruptions, forest fires, etc., especially such settling from nuclear explosions (radioactive fallout) Compare rainout.
- radius of curvature — the absolute value of the reciprocal of the curvature at a point on a curve.
- rapture of the deep — nitrogen narcosis.
- refreshable display — braille display
- republic of ireland — John, 1838–1918, U.S. Roman Catholic clergyman and social reformer, born in Ireland: archbishop of St. Paul, Minn., 1888–1918.
- rural free delivery — former name for rural delivery service. Abbreviation: R.F.D.
- san fernando valley — valley in SW Calif., partly in NW Los Angeles: c. 260 sq mi (673 sq km)
- school of the squad — an institution where instruction is given, especially to persons under college age: The children are at school.
- sea floor spreading — a process in which new ocean floor is created as molten material from the earth's mantle rises in margins between plates or ridges and spreads out.
- sea-floor spreading — a process in which new ocean floor is created as molten material from the earth's mantle rises in margins between plates or ridges and spreads out.
- secondary infection — an infection resulting from another infection
- self identification — identification of oneself with some other person or thing.
- self-administration — the management of any office, business, or organization; direction.
- self-aggrandizement — increase of one's own power, wealth, etc., usually aggressively.