17-letter words containing t, f, d
- odour of sanctity — sanctimoniousness
- of its own accord — If something happens of its own accord, it seems to happen by itself, without anyone making it happen.
- of the old school — If you approve of someone because they have good qualities that used to be more common in the past, you can describe them as one of the old school.
- off duty, on duty — If someone such as a policeman or a nurse is off duty, they are not working. If someone is on duty, they are working.
- on (or off) duty — at (or temporarily relieved from) one's work, duty, etc.
- on the foundation — an endowment or legacy for the perpetual support of an institution such as a school or hospital
- one of these days — at some future time
- organized ferment — ferment (def 1).
- out in left field — Baseball. the area of the outfield to the left of center field, as viewed from home plate. the position of the player covering this area.
- out of one's head — the upper part of the body in humans, joined to the trunk by the neck, containing the brain, eyes, ears, nose, and mouth.
- out of one's mind — (in a human or other conscious being) the element, part, substance, or process that reasons, thinks, feels, wills, perceives, judges, etc.: the processes of the human mind.
- out of the window — dispensed with; disregarded
- out of this world — the earth or globe, considered as a planet.
- overhead camshaft — a camshaft in an automotive engine that is located in the cylinder head over the engine block rather than in the block. Abbreviation: OHC.
- paratyphoid fever — Also called paratyphoid fever. an infectious disease, similar in some of its symptoms to typhoid fever but usually milder, caused by any of several bacilli of the genus Salmonella other than S. typhi.
- pate de foie gras — See under foie gras.
- peridot of ceylon — a honey-colored tourmaline, used as a gem: not a true peridot.
- periodic function — a function of a real or complex variable that is periodic.
- pink-footed goose — a Eurasian goose, Anser brachyrhynchus, having a reddish-brown head, pink legs, and a pink band on its black beak
- plug and feathers — an apparatus for splitting stone, consisting of two tapered bars (feathers) inserted into a hole drilled into the stone, between which a narrow wedge (plug) is hammered to spread them.
- port orford cedar — a tall tree, Chamaecyparis lawsoniana, of coastal Oregon, having flattened, scalelike foliage and wood highly valued as timber.
- positive definite — (of a quadratic form) positive for all real values of the variables, where the values are not all zero.
- positive feedback — Electronics. the process of returning part of the output of a circuit, system, or device to the input, either to oppose the input (negative feedback) or to aid the input (positive feedback) acoustic feedback.
- pre-modifications — an act or instance of modifying.
- proof of identity — a document or documents used to verify someone's identity
- pseudo-scientific — any of various methods, theories, or systems, as astrology, psychokinesis, or clairvoyance, considered as having no scientific basis.
- put in a word for — to make favourable mention of (someone); recommend
- quadratic formula — the formula for determining theroots of a quadratic equation from its coefficients: .
- reduction formula — a formula, such as sin (90° ± A) = cos A, expressing the values of a trigonometric function of any angle greater than 90° in terms of a function of an acute angle
- refractory period — a short period after a nerve or muscle cell fires during which the cell cannot respond to additional stimulation.
- refuse destructor — someone responsible for or something that destructs or destroys rubbish and waste
- registered office — official business address
- rheumatoid factor — an antibody that is found in the blood of many persons afflicted with rheumatoid arthritis and that reacts against globulins in the blood.
- roof of the world — Tibet, Plateau of.
- san andreas fault — an active strike-slip fault in W United States, extending from San Francisco to S California and forming the on-land portion of the western margin of the North American Plate.
- sanitary landfill — landfill.
- sawed-off shotgun — rifle with a short barrel
- scientific method — a method of research in which a problem is identified, relevant data are gathered, a hypothesis is formulated from these data, and the hypothesis is empirically tested.
- self-administered — to manage (affairs, a government, etc.); have executive charge of: to administer the law.
- self-commendation — the act of commending; recommendation; praise: commendation for a job well done.
- self-condemnation — the act of condemning.
- self-conditioning — Also called operant conditioning, instrumental conditioning. a process of changing behavior by rewarding or punishing a subject each time an action is performed until the subject associates the action with pleasure or distress.
- self-depreciating — self-deprecating.
- self-dissociation — an act or instance of dissociating.
- self-introduction — the act of introducing or the state of being introduced.
- self-reproduction — the act or process of reproducing.
- semi-manufactured — the making of goods or wares by manual labor or by machinery, especially on a large scale: the manufacture of television sets.
- shutter-preferred — of or relating to a semiautomatic exposure system in which the photographer presets the shutter speed and the camera selects the aperture.
- single-sheet feed — a mechanism for feeding or taking single sheets of paper into a printer
- sound effects man — a man who produces sounds artificially or reproduces them from a recording, etc, to create a theatrical effect, such as the bringing together of two halves of a hollow coconut shell to simulate a horse's gallop. Such sound effects are used in plays, films, etc