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grammar (EN)
noun

noun “grammar”

singular grammar, plural grammars or uncountable
  1. the set of rules that govern how words are used to form sentences and phrases in a language
    Learning the grammar of a new language can be challenging, but it's essential for clear communication.
  2. the level of skill someone has in using these rules when communicating
    Despite being a native speaker, her grammar often confuses her listeners.
  3. a publication that explains the grammar rules of a particular language
    I bought a new grammar to improve my Spanish before traveling to Madrid.
  4. in computing, a structured set of rules that define the allowable arrangements of symbols in a programming or data language
    The parser uses a context-free grammar to analyze the structure of programming code.