ROOT Meaning of ROOT in English /rooht/ , n.1. Elihu /el"euh hyooh'/ , 1845-1937, U.S. lawyer and statesman: Nobel peace prize 1912. 2. John Wellborn /wel"beuhrn/ , 1851-91, U.S. architect. Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012