A benign or malignant neoplasm that arises from the vagina and is characterized by the presence of neoplastic glandular epithelial cells. Representative examples include adenoma, endometrioid adenocarcinoma, and clear cell adenocarcinoma. The disease is MONDO_0001704 (vaginal glandular neoplasm). Also known as: vagina glandular cell neoplasm, vaginal glandular tumor, vaginal glandular tumour.