Eurico Tomás de Lima was the son of António Tomás de Lima, a violinist, composer, conductor and professor at the National Conservatory in Lisbon. He also studied at the National Conservatory, from 1921 to 1929. He studied piano with Alexandre Rey Colaço and José Viana da Mota, aesthetics and music history with Luís de Freitas Branco, and composition with Hermínio do Nascimento. In 1929 he finished the Virtuosity degree, graduating summa cum laude ("Distinção e Louvor").