[{"word":"epinephrine","phonetic":"/ɛpɪˈnɛfɹɪn/","phonetics":[{"text":"/ɛpɪˈnɛfɹɪn/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A catecholamine hormone and neurotransmitter; as a hormone, secreted by the adrenal gland in response to stress (when it stimulates the autonomic nervous system); as a neurotransmitter, synthesized from norepinephrine.","synonyms":[],"antonyms":[]}],"synonyms":["adrenalin","adrenaline"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/epinephrine"]}]