{"word":"empirical","date":"2026-09-14","partOfSpeech":"adjective","pronunciation":"im-PEER-uh-kul","definition":"based on testing or experience","example":"The team of conservation biologists has over the years collected reams of empirical data, from species inventories to soil analyses.","etymology":"The word empirical comes from the Greek word empeirikos, meaning experienced or skilled, which is derived from empeiria, experience. The term entered the English language in the 17th century, initially in a philosophical context to describe knowledge gained through observation and experience.","source":"merriam-webster","sourceUrl":"https://www.merriam-webster.com/word-of-the-day/empirical-2026-09-14","fetchedAt":"2026-09-14T13:47:19.985Z","cached":false}