anaphor
/ˈænəfə(r)/noun
1- Grammar a word or phrase that refers back to an earlier word or phrase (e.g. in my cousin said she was coming, she is used as an anaphor for my cousin)【语法】指代词（或词组）。
1.1
- (in Chomskyan linguistics) a word or expression that has the same reference as another word in the same sentence; a reflexive pronoun or a reciprocal, e. g. each other（乔姆斯基语言学用语）约束指述词（或短语）。
词源
1970s: back-formation from ANAPHORA.