X-bar theory

名词 n.
中文释义

英文释义

名词 n.
  1. A theory that posits a common syntactic structure for different lexical categories. Each phrase (XP) is the projection of a head (X) and may optionally include a specifier (sister of X-bar, daughter of XP), adjuncts (sister and daughter of X-bar) and complements (sister of X, daughter of X-bar). uncountable

词形变化

X′ theory alternative

词源

X signifies an arbitrary lexical category; certain structures are represented by this letter and an overbar.
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