名詞 apposition:

1. a grammatical relation between a word and a noun phrase that follows
2. (biology) growth in the thickness of a cell wall by the deposit of successive layers of material
3. the act of positioning close together (or side by side)
   同義詞：juxtaposition, collocation

ap.po.si.tion

n.（名詞）
Grammar
【語法】
A construction in which a noun or noun phrase is placed with another as an explanatory equivalent, both having the same syntactic relation to the other elements in the sentence; for example,Copley and the painter in The painter Copley was born in Boston.
同位，并列，并置：一名詞或一名詞詞組作為解釋性成分與另一個(gè)放在一起，這兩個(gè)成分與句子中的其他成分有相同的關(guān)系；如科普利 與 painter（畫家） 在 畫家科普利出生于波士頓 句子中
The relationship between such nouns or noun phrases.
同位關(guān)系：這樣的名詞之間或名詞詞組之間的關(guān)系
A placing side by side or next to each other.
并列，并置
Biology The growth of successive layers of a cell wall.
【生物學(xué)】 敷著，附著：細(xì)胞壁連續(xù)層的生長

來源：
Middle English apposicioun
中古英語 apposicioun
from Latin appositiô appositiôn-
源自 拉丁語 appositiô appositiôn-
from appositus [past participle of] appônere [to put near] * see apposite
源自 appositus [] appônere的過去分詞 [放到近處] *參見 apposite

【引伸】
ap.posi.tional
adj.（形容詞）
ap.posi.tionally
adv.（副詞）