An Etymological Dictionary of Astronomy and Astrophysics

1. To call up or produce (memories, feelings, etc.).
   

2. To elicit or draw forth (Dictionary.com).

Etymology (EN): From Fr. évoquer or directly from L. evocare “call out, rouse, summon,” from → ex- “out” + vocare “to call,” → voice .

Etymology (PE): Zâvacidan, from zâ-, → ex-, + vacidan “to call,” → convoke.