enthusiasm /ɪnˈθjuːziæzm̩/ noun3 •An intensity of feeling; an excited interest or eagerness.Try to curb your enthusiasm.They have a great enthusiasm for country music. •Something in which one is keenly interested.My main enthusiasm is attending and seeing the progress and interest of collectors, to meet old friends, and hopefully to make new friends. — 1968 •(no longer used, historical) Possession by a god; divine inspiration or frenzy.The intoxication that they sought was that of ‘enthusiasm’, of union with the god. — 1946 formsenthusiasms