Not long born; still in the first part of life; not yet arrived at adolescence, maturity, or age; not old; juvenile; -- said of animals; as, a young child; a young man; a young fawn.(adjective)
British physicist and Egyptologist; he revived the wave theory of light and proposed a three-component theory of color vision; he also played an important role in deciphering the hieroglyphics on the Rosetta Stone (1773-1829)(noun.person)
United States religious leader of the Mormon Church after the assassination of Joseph Smith; he led the Mormon exodus from Illinois to Salt Lake City, Utah (1801-1877)(noun.person)