perpetual motion machine
— Navneord
– Engelsk
～ a machine that can continue to do work indefinitely without drawing energy from some external source; impossible under the law of conservation of energy
perpetual motion
— Navneord
– Engelsk
～ motion that continues indefinitely without any external source of energy; impossible in practice because of friction
perpetual calendar
— Navneord
– Engelsk
～ a chart or mechanical device that indicates the days of the week corresponding to any given date over a long period of years
perpetuation
— Navneord
– Engelsk
～ the act of prolonging something; "there was an indefinite prolongation of the peace talks"
perpetuity
— Navneord
– Engelsk
～ the property of being perpetual (seemingly ceaseless)
perphenazine
— Navneord
– Engelsk
～ tranquilizer and antidepressant (trade name Triavil) sometimes used as an antiemetic for adults
perplexity
— Navneord
– Engelsk
～ trouble or confusion resulting from complexity
perquisite
— Navneord
– Engelsk
～ a right reserved exclusively by a particular person or group (especially a hereditary or official right); "suffrage was the prerogative of white adult males"
perquisite
— Navneord
– Engelsk
～ an incidental benefit awarded for certain types of employment (especially if it is regarded as a right); "a limousine is one of the fringe benefits of the job"
Perry
— Navneord
– Engelsk
～ United States commodore who led the fleet that defeated the British on Lake Erie during the War of 1812; brother of Matthew Calbraith Perry (1785-1819)
perry
— Navneord
– Engelsk
～ a fermented and often effervescent beverage made from juice of pears; similar in taste to hard cider
Perry
— Navneord
– Engelsk
～ United States philosopher (1876-1957)
Perry Mason
— Navneord
– Engelsk
～ fictional detective in novels by Erle Stanley Gardner
Perry
— Navneord
– Engelsk
～ United States admiral who led a naval expedition to Japan and signed a treaty in 1854 opening up trade relations between United States and Japan; brother of Oliver Hazard Perry (1794-1858)
Persea Americana
— Navneord
– Engelsk
～ tropical American tree bearing large pulpy green fruits
Persea borbonia
— Navneord
– Engelsk
～ small tree of southern United States having dark red heartwood
persecution
— Navneord
– Engelsk
～ the act of persecuting (especially on the basis of race or religion)
persecutor
— Navneord
– Engelsk
～ someone who torments
persephone
— Navneord
– Engelsk
～ (Greek mythology) daughter of Zeus and Demeter; made queen of the underworld by Pluto in ancient mythology; identified with Roman Proserpina