open sesame

English Thesaurus

1. any very successful means of achieving a result (noun.act)

hypernym	:	agency, means, way,
definition	:	how a result is obtained or an end is achieved (noun.act)

2. a magical command; used by Ali Baba (noun.communication)

hypernym	:	bid, bidding, command, dictation,
definition	:	an authoritative direction or instruction to do something (noun.communication)