noun

1. Now Rare orderly or systematic arrangement
2. Gram., Linguis.
   1. the arrangement of and relationships among words, phrases, and clauses forming sentences; sentence structure
   2. the study of this
3. Comput.
   1. the structure of statements in a computer language
   2. the rules governing this structure
4. Logic syntactics as applied to language in the abstract

Etymology: Fr syntaxe < LL syntaxis < Gr < syntassein, to join, put together < syn-, together + tassein, to arrange: see taxis