[{"word":"hardened","phonetic":"/ˈhɑːdn̩d/","phonetics":[{"text":"/ˈhɑːdn̩d/","audio":""},{"text":"/ˈhɑɹdn̩d/","audio":""}],"meanings":[{"partOfSpeech":"verb","definitions":[{"definition":"To become hard (tough, resistant to pressure).","synonyms":[],"antonyms":[]},{"definition":"To make something hard or harder (tough, resistant to pressure).","synonyms":[],"antonyms":[]},{"definition":"To strengthen.","synonyms":[],"antonyms":[]},{"definition":"To modify (a website or other system) to make it resistant to malicious attacks.","synonyms":[],"antonyms":[]},{"definition":"To become or make (a person or thing) resistant or less sensitive.","synonyms":["inure"],"antonyms":[]},{"definition":"To become or make (a consonant) more fortis.","synonyms":[],"antonyms":[]}],"synonyms":["inure"],"antonyms":[]},{"partOfSpeech":"adjective","definitions":[{"definition":"Unfeeling or lacking emotion due to experience; callous.","synonyms":[],"antonyms":[],"example":"The bloody scene could reduce even the most hardened soldier to tears."},{"definition":"Firmly established or unlikely to change; inveterate.","synonyms":[],"antonyms":[]},{"definition":"Having extra defences against attack; highly fortified.","synonyms":[],"antonyms":[],"example":"a hardened air base"}],"synonyms":[],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/harden","https://en.wiktionary.org/wiki/hardened"]}]