Enthusiasm :: Enthusiasm (n.) Inspiration as if by a divine or superhuman power; ecstasy; hence, a conceit of divine possession and revelation, or of being directly subject to some divine impulse..
Enthusiasm :: Enthusiasm (n.) A state of impassioned emotion; transport; elevation of fancy; exaltation of soul; as, the poetry of enthusiasm..
Enthusiasm :: Enthusiasm (n.) Enkindled and kindling fervor of soul; strong excitement of feeling on behalf of a cause or a subject; ardent and imaginative zeal or interest; as, he engaged in his profession with enthusiasm..
Enthusiasm :: Enthusiasm (n.) Lively manifestation of joy or zeal.
Enthusiast :: Enthusiast (n.) One moved or actuated by enthusiasm; as: (a) One who imagines himself divinely inspired, or possessed of some special revelation; a religious madman; a fanatic. (b) One whose mind is wholly possessed and heated by what engages it; one who is influenced by a peculiar; fervor of mind; an ardent and imaginative person..