0%

17-letter words containing c, f, o, r, t

  • 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
  • reflection nebula — a cloud of interstellar gas and dust that reflects the light of neighboring stars.
  • refractory period — a short period after a nerve or muscle cell fires during which the cell cannot respond to additional stimulation.
  • refuse collection — the collection of rubbish and waste, usually in a rubbish or refuse truck, before final disposal
  • refuse destructor — someone responsible for or something that destructs or destroys rubbish and waste
  • registered office — official business address
  • resurrection fern — a drought-resistant, evergreen, epiphytic fern, Polypodium polypodioides, of subtropical to tropical America, appearing to be a ball of coiled, dead leaves in the dry season but reviving with moisture.
  • return of capital — A return of capital is a situation in which you receive back money that was previously invested.
  • returning officer — a public official appointed to conduct and preside at an election.
  • 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.
  • rock of gibraltar — a British crown colony comprising a fortress and seaport located on a narrow promontory near the S tip of Spain. 1.875 sq. mi. (5 sq. km).
  • rotation of crops — a system of rotating in a fixed order the kinds of crops, as grain or grass, grown in the same field, to maintain soil fertility
  • rush-hour traffic — the large number of vehicles that move along roads, travelling to or from work at the beginning and end of the working day
  • safety precaution — a precaution that is taken in order to ensure that something is safe and not dangerous
  • scarlet firethorn — a Eurasian evergreen, thorny shrub, Pyracantha coccinea, of the rose family, having white, hairy flower clusters and bright red berries.
  • scientific theory — a coherent group of propositions formulated to explain a group of facts or phenomena in the natural world and repeatedly confirmed through experiment or observation: the scientific theory of evolution.
  • self-appreciation — gratitude; thankful recognition: They showed their appreciation by giving him a gold watch.
  • self-confirmation — the act of confirming.
  • self-consecration — the act of setting oneself to a task or vocation without ordination by others or by a religious body.
  • self-conservation — the act of conserving; prevention of injury, decay, waste, or loss; preservation: conservation of wildlife; conservation of human rights.
  • self-introduction — the act of introducing or the state of being introduced.
  • self-purification — a natural process of purifying, as the ability of a body of water to rid itself of pollutants.
  • self-recollection — the act or power of recollecting, or recalling to mind; remembrance.
  • self-renunciation — renunciation of one's own will, interests, etc.
  • self-reproduction — the act or process of reproducing.
  • set one's cap for — a close-fitting covering for the head, usually of soft supple material and having no visor or brim.
  • sign of the cross — a movement of the hand to indicate a cross, as from forehead to breast and left shoulder to right or, in the Eastern Orthodox Church, from right shoulder to left.
  • significant other — Sociology. a person, as a parent or peer, who has great influence on one's behavior and self-esteem.
  • silicon rectifier — a rectifier consisting of a semiconductor diode using crystalline silicon
  • sister of charity — a member of one of several congregations of sisters founded in 1634 by St. Vincent de Paul.
  • soft-rock geology — geology dealing with sedimentary rocks.
  • south west africa — a former name of Namibia.
  • south-west africa — a former name of Namibia.
  • sports facilities — places and things for doing sports
  • standard function — a subprogram provided by a translator that carries out a task, for example the computation of a mathematical function, such as sine, square root, etc
  • stereospecificity — (of a reaction) producing a simple stereoisomer.
  • stock certificate — a certificate evidencing ownership of one or more shares of stock in a corporation.
  • sufficient reason — the principle that nothing happens by pure chance, but that an explanation must always be available
  • teaching software — computer software for use in providing online education
  • the bag of tricks — every device; everything
  • the carboniferous — the Carboniferous period or rock system
  • the confederation — the original 13 states of the United States of America constituted under the Articles of Confederation and superseded by the more formal union established in 1789
  • the factory floor — all the workers in a factory
  • the rann of kutch — an extensive salt waste in W central India, and S Pakistan: consists of the Great Rann in the north and the Little Rann in the southeast; seasonal alternation between marsh and desert; some saltworks. In 1968 an international tribunal awarded about 10 per cent of the border area to Pakistan. Area: 23 000 sq km (9000 sq miles)
  • thiosulfuric acid — an acid, H 2 S 2 O 3 , that may be regarded as sulfuric acid with one oxygen atom replaced by sulfur.
  • to show your face — If you show your face somewhere, you go there and see people, although you are not welcome, are rather unwilling to go, or have not been there for some time.
  • traffic diversion — a special route arranged for traffic to follow when the normal route cannot be used
  • traffic policeman — a policeman controlling traffic, esp while stationed at an intersection, or enforcing traffic regulations
  • traffic violation — driving offence
  • transfer function — The transfer function of a circuit is the ratio of the response to the input.
Was this page helpful?
Yes No
Thank you for your feedback! Tell your friends about this page
Tell us why?