名詞 eversion:

1. the position of being turned outward
2. the act of turning inside out
   同義詞：inversion, everting

e.ver.sion

n.（名詞）

The act of turning inside out.
外翻，外轉：把內(nèi)面向外翻的行為
The condition of being turned inside out.
呈向外翻的狀態(tài)
The condition of being turned outward.
呈向外轉的情況

來源：
Middle English eversioun
中古英語 eversioun
from Old French eversion
源自 古法語 eversion
from Latin ôversiô ôversiôn-
源自 拉丁語 ôversiô ôversiôn-
from ôversus [past participle of] ôvertere [to overturn] * see evert
源自 ôversus [] ôvertere的過去分詞 [翻覆] *參見 evert

【引伸】
ever.sible