1) Grammar 2) Of or pertaining to syntax 3) Syntactical 1) Syntactical 
• (a.) Alt. of Syntactical
[adj] - of or relating to or conforming to the rules of syntax
syntactic Of, relating to, or conforming to the rules of syntax.
syntactical adjective of or relating to or conforming to the rules of syntax; `the syntactic rules of a language`
of or pertaining to syntax. · consisting of or noting morphemes that are combined in the same order as they would be if they were separate words in a corresponding construction:blackberry, which consists of an adjective followed by a noun, is a syntactic compound. The word