Welcome to the 1520 Perfect Dictionary
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| Radius vector | |
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| RADIUS VECTOR Definitions: i. (mathematics) A line, or the length of a line, from a fixed point to a variable point. ii. (astronomy) A straight line between a star or planet and a heavenly body describing an orbit around it. ___________________________________ See perfect line (1). See perfect line (4). See perfect particularity (1). See perfect characteristic (1). See perfect type (1). See perfect form (1). | |
1520 Products |
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1520 Products was established in 2005 with the purpose of entertaining and teaching us on key and important aspects of life (such as marriage, sex, etc) through the playing of games which will allow us to laugh but at the same time pass a message of what is the right or ideal way. |
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 1520 Sex Game |
 1520 Puzzles |
 1520 Marriage Game |