Syntax (noun)

1. The set of grammatical rules governing the structure of sentences in a language or a language variety.
2. The way in which words and phrases are put together to form clauses and sentences in a language.
3. The way in which words are arranged in a sentence in order to convey meaning.

Origin:

From the greek word "syntaxis" meaning arrangement, from "syn" meaning together and "taxis" meaning arrangement.

Examples:

1. She was studying the syntax of the language.
2. The syntax of the sentence was incorrect.
3. He was confused by the complex syntax of the document.
4. The syntax of the programming language was easy to learn.
5. The syntax of the poem was difficult to understand.