15-letter words containing ope
- operationalized — Simple past tense and past participle of operationalize.
- operations room — a room from which all the operations of a military, police, or other disciplined activity are controlled
- ophthalmoscopes — Plural form of ophthalmoscope.
- out in the open — knowledge: public
- phenakistoscope — an early form of a zoetrope in which figures are depicted in different poses around the edge of a disc. When the disc is spun, and the figures observed through the apertures around the edge of the disc, they appear to be moving
- photomicroscope — a microscope having an illuminator and a camera mechanism for producing a photomicrograph.
- popeye catalufa — See under catalufa.
- postoperatively — occurring after a surgical operation.
- propeller shaft — a shaft that transmits power from an engine to a propeller.
- proper fraction — a fraction having the numerator less, or lower in degree, than the denominator.
- proper function — eigenfunction.
- properispomenon — a word with an accentuated penultimate syllable that is indicated by means of a circumflex
- property centre — a service for buying and selling property, including conveyancing, provided by a group of local solicitors
- property ladder — progress from cheaper to more expensive housing
- property market — business or trade in land and houses
- property rights — a legal right to or in a particular property.
- public property — Public property is land and other assets that belong to the general public and not to a private owner.
- radar telescope — (in radar astronomy) a very large radar antenna used to study planetary bodies in the solar system.
- radio telescope — a system consisting of an antenna, either parabolic or dipolar, used to gather radio waves emitted by celestial sources and bring them to a receiver placed in the focus.
- recoil-operated — employing the recoil force of an explosive projectile to prepare the firing mechanism for the next shot.
- retro-operative — affecting or operating on past events; retroactive
- retroperitoneal — of or relating to the area behind the abdominal lining, where organs such as the kidneys and bladder are located
- schopenhauerian — Arthur [ahr-too r] /ˈɑr tʊər/ (Show IPA), 1788–1860, German philosopher.
- schopenhauerism — the philosophy of Schopenhauer, who taught that only the cessation of desire can solve the problems arising from the universal impulse of the will to live.
- scolopendriform — resembling scolopendra
- screw propeller — a rotary propelling device, as for a ship or airplane, consisting of a number of blades that radiate from a central hub and are so inclined to the plane of rotation as to tend to drive a helical path through the substance in which they rotate.
- space telescope — a satellite put in orbit around the earth and equipped with an extremely accurate reflecting telescope, cameras, etc.: it is designed to relay astronomical data to the earth
- system operator — a person who maintains a computer system or network, especially one who operates a computer bulletin board.
- telestereoscope — a binocular optical instrument used for stereoscopic viewing of distant objects; a small range finder.
- thermoperiodism — the effect on an organism of rhythmic fluctuations in temperature.
- trifluoperazine — a compound, C 21 H 24 F 3 N 3 S, used as an antipsychotic.
- ultramicroscope — an instrument that uses scattering phenomena to detect the position of objects too small to be seen by an ordinary microscope.
- unary operation — an operation in a mathematical system by which one element is used to yield a single result, as squaring or taking the square root.
- uncooperatively — in an uncooperative or unhelpful manner
- whoopee cushion — a type of cushion or pillow used as a practical joke that, when sat upon, produces a loud noise resembling flatulence.
- window envelope — an envelope with a transparent opening through which the address on the enclosure may be read.
- winning opening — the dedans, winning gallery, or grille.