Monarch Disease Ontology id MONDO_0021495 (benign neoplasm of sublingual gland) is a benign neoplasm that involves the sublingual gland. Also known as: benign neoplasm of the sublingual gland, benign sublingual gland neoplasm, benign sublingual gland tumor, benign sublingual gland tumour, benign tumor of sublingual gland, benign tumor of the sublingual gland, benign tumour of sublingual gland, benign tumour of the sublingual gland.