名詞 renunciation:

1. rejecting or disowning or disclaiming as invalid
   同義詞：repudiation
2. the state of having rejected your religious beliefs or your political party or a cause (often in favor of opposing beliefs or causes)
   同義詞：apostasy, defection
3. an act (spoken or written) declaring that something is surrendered or disowned
   同義詞：renouncement
4. the act of renouncing; sacrificing or giving up or surrendering (a possession or right or title or privilege etc.)
   同義詞：forgoing, forswearing

re.nun.ci.a.tion

n.（名詞）
The act or an instance of renouncing:
放棄：放棄或拋棄的行為或事例：
例句：
the renunciation of all earthly pleasures.
對所有的世俗享樂的摒棄

A declaration in which something is renounced.
放棄聲明書：某物被放棄的聲明書

來源：
Middle English
中古英語
from Anglo-Norman renunciacion
源自 英法語 renunciacion
from Latin renônti3tiô renônti3tiôn-
源自 拉丁語 renônti3tiô renônti3tiôn-
from renônti3tus [past participle of] renônti3re [to renounce] * see renounce
源自 renônti3tus [] renônti3re的過去分詞 [放棄；拋棄] *參見 renounce

【引伸】
renun.cia.tive 或
renun.ciato.ry