ductless gland

duct·less gland

(dŭkt′lĭs)n. See endocrine gland.

ductless gland

n (Anatomy) anatomy See endocrine gland

en′docrine gland`

n. any gland, as the thyroid, adrenal, or pituitary gland, that secretes hormones into the blood or lymph; ductless gland. [1910–15]

Thesaurus

Noun

1.

ductless gland - any of the glands of the endocrine system that secrete hormones directly into the bloodstreamendocrine gland, endocrinegland, secreter, secretor, secretory organ - any of various organs that synthesize substances needed by the body and release it through ducts or directly into the bloodstreamendocrine system - the system of glands that produce endocrine secretions that help to control bodily metabolic activitythyroid, thyroid gland - located near the base of the neckparathyroid, parathyroid gland - any one of four endocrine glands situated above or within the thyroid glandadrenal, adrenal gland, suprarenal gland - either of a pair of complex endocrine glands situated near the kidneyprostate, prostate gland - a firm partly muscular chestnut sized gland in males at the neck of the urethra; produces a viscid secretion that is the fluid part of sementhymus gland, thymus - a ductless glandular organ at the base of the neck that produces lymphocytes and aids in producing immunity; atrophies with agehypophysis, pituitary, pituitary body, pituitary gland - the master gland of the endocrine system; located at the base of the brainadenohypophysis, anterior pituitary, anterior pituitary gland - the anterior lobe of the pituitary body; primarily glandular in naturepars anterior, pars distilis - the anterior part of the anterior pituitarypars intermedia - a thin piece of tissue that has become part of the posterior pituitaryneurohypophysis, pars nervosa, posterior pituitary, posterior pituitary gland - the posterior lobe of the pituitary body; primarily glandular in natureepiphysis cerebri, pineal body, pineal gland, epiphysis - a small endocrine gland in the brain; situated beneath the back part of the corpus callosum; secretes melatoninislands of Langerhans, isles of Langerhans, islets of Langerhans - cell clusters in the pancreas that form the endocrine part of that organ; secrete insulin and other hormonesadrenal cortex - the cortex of the adrenal gland; secretes corticosterone and sex hormonesadrenal medulla - the medulla of the adrenal gland; secretes epinephrinecorpus luteum - yellow endocrine tissue that forms in a ruptured Graafian follicle following the release of an ovum; it degenerates after a few days unless pregnancy has begungonad, sex gland - a gland in which gametes (sex cells) are produced

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