名詞 metonymy:

1. substituting the name of an attribute or feature for the name of the thing itself (as in `they counted heads')

me.ton.y.my

n.（名詞）
【復(fù)數(shù)】 me.ton.y.mies
A figure of speech in which one word or phrase is substituted for another with which it is closely associated, as in the use ofWashington for the United States government or of the sword for military power.
換喻，轉(zhuǎn)喻：一種一個(gè)詞或詞組被另一個(gè)與之有緊密聯(lián)系的詞或詞組替換的修辭方法，如用華盛頓 代替 美政府 或用 劍 代替 軍事力量

來(lái)源：
Late Latin metônymia
后期拉丁語(yǔ) metônymia
from Greek metônumia
源自 希臘語(yǔ) metônumia
meta- [meta-]
meta- [前綴，表示.轉(zhuǎn)換.]
onuma [name] * see nò-men-
onuma [名字] *參見(jiàn) nò-men-

【引伸】
met.onym.ic
met.onym.ically
adv.（副詞）