noun
Rare literary term for a highly esteemed poet or a leading figure in poetry circles. Not used in everyday conversation.
彼は当代の詩宗と称された。
He was acclaimed as the master poet of his time.
詩人 is the common word for 'poet'; 詩宗 is a rare, elevated term specifically for a master or leading poet.
Compound of 詩 (poetry) and 宗 (sect, founder, master). The exact historical derivation is uncertain; the spelling is conventionally associated with the meaning 'master poet'.