What Does Urdu Stand For?

What Does Urdu Stand For? Grammar Meaning in English to Urdu is صرف و نحو, as written in Urdu and Sarf O Naho, as written in Roman Urdu. There are many synonyms of Grammar which include Accidence, Alphabet, Elements, Fundaments, Linguistics, Morphology, Rudiments, Stratification, Structure, Syntax, Principles, Sentence Structure, etc. What is the meaning of