A teacher, also called a schoolteacher or formally an educator, is a person who helps students to acquire knowledge, competence, or virtue, via the practice of teaching. Informally the role of teacher may be taken on by anyone (e.g. when showing a colleague how to perform a specific task). The full form of PRT is Primary Teacher, who teaches classes 1–5 and should have graduation with D.El.Ed or B.Ed. PGT (Post Graduate Teacher): PGT or Post Graduate Teacher is a teaching position in higher secondary schools in India that requires postgraduate qualifications in the subject taught. Information about what is full form of teacher ? covers all topics & solutions for Class 6 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for what is full form of teacher ?. Solutions for what is full form of teacher ? in English & in Hindi are available as part of our courses for Class 6. जैसा कि आप जानते हैं कि एक टीचर क्या होता है, टीचर एक ऐसा व्यक्ति होता है जो हमें शिक्षा देने का कार्य करता है इसलिए इसे हिंदी में शिक्षक, अध्यापक या शिक्षिका कहते हैं।.