[{"word":"opioid","phonetic":"/ˈəʊpiɔɪd/","phonetics":[{"text":"/ˈəʊpiɔɪd/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A substance that has effects similar to opium.","synonyms":[],"antonyms":[]},{"definition":"Any of the natural substances, such as an endorphin, released in the body in response to pain.","synonyms":[],"antonyms":[]},{"definition":"Any of a group of synthetic compounds that exhibit similarities to the opium alkaloids that occur in nature.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/opioid"]}]