[{"word":"pessimistic","phonetic":"/ˌpɛ.səˈmɪs.tɪk/","phonetics":[{"text":"/ˌpɛ.səˈmɪs.tɪk/","audio":""}],"meanings":[{"partOfSpeech":"adjective","definitions":[{"definition":"Marked by pessimism and little hopefulness; expecting the worst.","synonyms":[],"antonyms":[],"example":"a pessimistic view of the future"},{"definition":"Pertaining to the worst-case scenario.","synonyms":[],"antonyms":[],"example":"a pessimistic estimate"},{"definition":"Taking out exclusive locks on data to prevent conflicts with other processes that might modify it.","synonyms":[],"antonyms":[],"example":"pessimistic concurrency; pessimistic locking"}],"synonyms":[],"antonyms":["optimistic"]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/pessimistic"]}]