ductless gland

Definitions of ductless gland
  1. noun
    any of the glands of the endocrine system that secrete hormones directly into the bloodstream
    synonyms: endocrine, endocrine gland
    see moresee less
    types:
    show 18 types...
    hide 18 types...
    thyroid, thyroid gland
    located near the base of the neck
    parathyroid, parathyroid gland
    any one of four endocrine glands situated above or within the thyroid gland
    adrenal, adrenal gland, suprarenal gland
    either of a pair of complex endocrine glands situated near the kidney
    prostate, 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 semen
    thymus, thymus gland
    a ductless glandular organ at the base of the neck that produces lymphocytes and aids in producing immunity; atrophies with age
    hypophysis, pituitary, pituitary body, pituitary gland
    the master gland of the endocrine system; located at the base of the brain
    adenohypophysis, anterior pituitary, anterior pituitary gland
    the anterior lobe of the pituitary body; primarily glandular in nature
    pars anterior, pars distilis
    the anterior part of the anterior pituitary
    pars intermedia
    a thin piece of tissue that has become part of the posterior pituitary
    neurohypophysis, pars nervosa, posterior pituitary, posterior pituitary gland
    the posterior lobe of the pituitary body; primarily glandular in nature
    epiphysis, epiphysis cerebri, pineal body, pineal gland
    a small endocrine gland in the brain; situated beneath the back part of the corpus callosum; secretes melatonin
    islands 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 hormones
    adrenal cortex
    the cortex of the adrenal gland; secretes corticosterone and sex hormones
    adrenal medulla
    the medulla of the adrenal gland; secretes epinephrine
    corpus 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 begun
    gonad, sex gland
    a gland in which gametes (sex cells) are produced
    ovary
    (vertebrates) one of usually two organs that produce ova and secrete estrogen and progesterone
    ovotestis
    hermaphroditic gonad that contains both testicular and ovarian tissue
    type of:
    gland, secreter, secretor, secretory organ
    any of various organs that synthesize substances needed by the body and release it through ducts or directly into the bloodstream
Word Family