EV'OCATE EVOCA'TION, noun A calling forth; a calling or bringing from concealment. 1. A calling from one tribunal to another. 2. Among the Romans, a calling on the gods of a besieged city to forsake it and come over to the besiegers; a religious ceremony of besieging armies.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI