cortisol

noun/ˈkɔrtɪsɒl/

Frequency rank: #12,627 most common English word

Meaning

a steroid hormone released by the adrenal glands in response to stress, which regulates metabolism and the immune response.

Illustration for the English word “cortisol”

Example sentence

After several sleepless nights, her cortisol levels were so high that she felt constantly anxious and on edge.

Synonyms & related words

  • hydrocortisone

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