- ductless gland
- gland of internal secretion
- glandula endocrina
- Ductless glands that secrete substances which are released directly into the circulation and which influence metabolism and other body functions.
Definition from: MeSH via Unified Medical Language System at the National Library of Medicine
- A gland (as the thyroid or the pituitary) that produces an endocrine secretion -- called also ductless gland, gland of internal secretion.
Definition from: Merriam-Webster's Medical Dictionary by Merriam-Webster Inc.
Related discussion in the Handbook
See also Understanding Medical Terminology.