1. Calling up supposed supernatural forces by spells and incantations
   - evocation

1. Call in an official matter, such as to attend court
   - summons, cite 
2. Ask to come
   "summon a lawyer" 
3. Gather or bring together
   "Summon all your courage"
   - muster, rally, come up, muster up 
4. Make ready for action or use
   - mobilize, mobilise [Brit], marshal

Derived forms: summonings

Type of: call, collect, conjuration, conjuring, conjury, garner, gather, invocation, pull together, send for

Part of: dispossession, exorcism

Encyclopedia: Summon

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