ductless gland

Từ điển WordNet v3.1 - WordNet Dictionary

noun

any of the glands of the endocrine system that secrete hormones directly into the bloodstream
• Syn:
endocrine gland, endocrine
• Derivationally related forms:
endocrinal (for: endocrine)
• Hypernyms:
gland, secretory organ, secretor, secreter
• Hyponyms:
thyroid gland, thyroid, parathyroid gland, parathyroid, adrenal gland,
adrenal, suprarenal gland, prostate gland, prostate, thymus gland, thymus,
pituitary, pituitary gland, pituitary body, hypophysis, anterior pituitary, anterior pituitary gland,
adenohypophysis, pars distilis, pars anterior, pars intermedia, posterior pituitary, posterior pituitary gland,
neurohypophysis, pars nervosa, pineal gland, pineal body, epiphysis cerebri, epiphysis,
islands of Langerhans, isles of Langerhans, islets of Langerhans, adrenal cortex, adrenal medulla, corpus luteum,
gonad, sex gland
• Part Holonyms:
endocrine system