| Young, Thomas 1773-1829. British physician, physicist, and Egyptologist who revived the wave theory of light and postulated the three-color theory of color vision. He also helped decipher the hieroglyphics on the Rosetta Stone. |
Young  (yŭng) Pronunciation Key
British physicist and physician who is best known for his contributions to the wave theory of light and his discovery of how the lens of the human eye changes shape to focus on objects of different distances. He also studied surface tension and elasticity, and Young's modulus (a measure of the rigidity of materials) is named for him. He is also credited with the first scientific definition of the word energy. |