invocation

名词 invocation:

1. a prayer asking God's help as part of a religious service
   同义词：supplication
2. an incantation used in conjuring or summoning a devil
3. calling up a spirit or devil
   同义词：conjuring, conjuration, conjury
4. the act of appealing for help

in.vo.ca.tion

n.（名词）
The act or an instance of invoking, especially an appeal to a higher power for assistance.
乞灵：乞灵的行动或事例，尤指祈求一种更高的力量给予帮助
A prayer or other formula used in invoking, as at the opening of a religious service.
祷文：乞灵时所用的祈祷文或其它程式，如在宗教活动开始时所用的祷文等

The act of conjuring up a spirit by incantation.
召鬼：用咒语来召鬼的行动
An incantation used in conjuring.
召鬼时所用的咒语

来源：
Middle English invocacion
中古英语 invocacion
from Old French
源自 古法语
from Latin invoc3tiô invoc3tiôn-
源自 拉丁语 invoc3tiô invoc3tiôn-
from invoc3tus [past participle of] invoc3re [to invoke] * see invoke
源自 invoc3tus [] invoc3re的过去分词 [乞灵；召鬼] *参见 invoke

【引伸】
in.voca.tional
adj.（形容词）