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61mathematics — /math euh mat iks/, n. 1. (used with a sing. v.) the systematic treatment of magnitude, relationships between figures and forms, and relations between quantities expressed symbolically. 2. (used with a sing. or pl. v.) mathematical procedures,… …
62strike — strikeless, adj. /struyk/, v., struck or (Obs.) strook; struck or (esp. for 31 34) stricken or (Obs.) strook; striking; n., adj. v.t. 1. to deal a blow or stroke to (a person or thing), as with the fist, a weapon, or a hammer; hit …
63Mondrian, Piet — orig. Pieter Cornelis Mondriaan born March 7, 1872, Amersfoort, Neth. died Feb. 1, 1944, New York, N.Y., U.S. Dutch painter. At the insistence of his father, headmaster of a Calvinist school, he obtained an education degree, but then immediately… …
64ear, human — ▪ anatomy Introduction organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium). The human ear, like …
65energy conversion — ▪ technology Introduction the transformation of energy from forms provided by nature to forms that can be used by humans. Over the centuries a wide array of devices and systems has been developed for this purpose. Some of these energy …
66Northrop P-61 Black Widow — P 61 Black Widow A P 61A 1NO of 419th Night Fighter Squadron Role Night fighter …
67ALPHABET, HEBREW — The origin of alphabetic script has always been a subject of human curiosity. According to Greek mythology, script was brought to Greece from Phoenicia. This tradition was accepted by the Greek and Roman writers, some of whom developed it even… …
68Flag of Poland — Infobox flag Name = Poland Type = National Nickname = Flag of the Republic of Poland Use = 111000 Proportion = 5:8 Adoption = 1919 Design = A horizontal bicolor of white and red Nickname2 = Flag with coat of arms of the Republic of Poland Use2 =… …
69Trump International Hotel and Tower (Chicago) — Infobox Skyscraper building name=Trump International Hotel and Tower caption=Trump International Hotel and Tower (Chicago) on the day its topping out ceremony September 24, 2008 caption2=Location of Trump Tower Chicago antenna… …
70Gyro monorail — The gyro monorail, gyroscopic monorail, gyro stabilized monorail, or gyrocar all denote a single rail land vehicle, road or rail, which uses the gyroscopic action of a spinning wheel, which is forced to precess, to overcome the inherent inverted… …
