master or teacher, often in an educational context

शिक्षक या गुरु

English Usage: He was regarded as the lemaitre of his field, guiding many students through their studies.

Hindi Usage: उन्हें अपने क्षेत्र का लेमैत्रे माना जाता था, जो कई छात्रों को उनके अध्ययन में मार्गदर्शन करते थे।