v.
Pronunciation: in- ' v ō k
Function: transitive verb
Inflected Form: in · voked ; in · vok · ing
Etymology: Middle English envoken, from Middle French invoquer, from Latin invocare, from in- + vocare to call, from voc-, vox voice ― more at VOICE
Date: 15th century
1 a : to petition for help or support b : to appeal to or cite as authority
2 : to call forth by incantation : CONJURE
3 : to make an earnest request for : SOLICIT
4 : to put into effect or operation : IMPLEMENT
5 : BRING ABOUT , CAUSE
– in · vok · er noun