- ductless gland
- nounany of the glands of the endocrine system that secrete hormones directly into the bloodstream• 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
* * *noun
* * *ductless gland,a gland without a duct whose secretion passes directly into the blood or lymph circulating through it; endocrine gland. The thyroid, the pituitary, and the thymus are ductless glands.
Useful english dictionary. 2012.
Look at other dictionaries:
ductless gland — n ENDOCRINE GLAND * * * see endocrine gland … Medical dictionary
ductless gland — n. an endocrine gland * * * … Universalium
ductless gland — n. an endocrine gland … English World dictionary
Ductless gland — Ductless glands are glands that secrete their product directly onto a surface rather than through a duct. Examples are the goblet cells in the epithelial surface of the digestive, respiratory, urinary and reproductive systems. Many endocrine… … Wikipedia
ductless gland — /dʌktləs ˈglænd/ (say duktluhs gland) noun a gland which possesses no excretory duct, but whose secretion is absorbed directly into the blood or lymph, as the thyroid, adrenals, pituitary gland, and parathyroids … Australian English dictionary
ductless gland — noun Any gland that secretes hormones directly into the bloodstream; especially the endocrine gland … Wiktionary
ductless gland — duct′less gland′ n. anat. endocrine gland • Etymology: 1840–50 … From formal English to slang
ductless gland — noun Date: circa 1852 endocrine gland … New Collegiate Dictionary
ductless gland. — See endocrine gland. [1840 50] * * * … Universalium
ductless gland — noun (C) an endocrine gland … Longman dictionary of contemporary English