Definition of corticosterone in US English:



  • A hormone secreted by the adrenal cortex, one of the glucocorticoids.

    • ‘Melatonin and corticosterone are integral to the regulation of daily activity cycles in birds.’
    • ‘Upon stimulation, the rats suddenly released the stress hormone corticosterone, very like the cortisol humans release under stress.’
    • ‘Note from the text of the full paper that stress causes the release of the hormone corticosterone which lowers latent inhibition.’
    • ‘Working with mountain chickadees caught in California, he has inserted implants that release corticosterone, a hormone associated with stress.’
    • ‘Blood tests revealed comparable baseline concentrations of the stress hormone corticosterone in cautious and bold rats.’