Before revision: In linguistics , a node is a point in a tree diagram or syntactic tree that can be assigned a syntactic category label.Lecture 3 – Jean Mark Gawron Nodes under phrase structure rules Before the emergence of the X-bar theory, thus in the period between Chomsky (1957) and Jackendoff (1977), syntactic structures were represented based on phrase structure rules (PSR).
After revision: In formal syntax , a node is a point in a tree diagram or syntactic tree that can be assigned a syntactic category label.Lecture 3 – Jean Mark Gawron Nodes under phrase structure rules Before the emergence of the X-bar theory, thus in the period between Chomsky (1957) and Jackendoff (1977), syntactic structures were represented based on phrase structure rules (PSR).