igˈzekyəˌtōrē, eg-, ÷-kəˌ-, -tȯr-, -ri adjective
Etymology: Middle English executorie operative, being in effect, putting into effect, from Late Latin executorius, exsecutorius putting into effect, from Latin executus, exsecutus (past participle of exequi, exsequi to execute) + -orius -ory
1. : relating to administration or to putting the laws in force : executive
2. : designed or of such a nature as to be executed in time to come or to take effect on a future contingency
an agreement to sell is an executory contract