a representation of a forked staff with an entwining serpent, used as a symbol of the medical profession and as the insignia of the American Medical Association and other medical organizations. Cf. caduceus (def. 2).
STAFF OF AESCULAPIUS
Meaning of STAFF OF AESCULAPIUS in English
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012