What Does Syntax Mean?

In programming, syntax refers to the rules that specify the correct combined sequence of symbols that can be used to form a correctly structured program using a given programming language. Programmers communicate with computers through the correctly structured syntax, semantics and grammar of a programming language.

Techopedia Explains Syntax

Programming syntax contains strings similar to words, much like a human language. Correctly formed syntax strings produce syntactically correct sentences within a specified programming language.