[{"word":"thermal","phonetic":"/ˈθɝməl/","phonetics":[{"text":"/ˈθɝməl/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A column of rising air in the lower atmosphere created by uneven heating of Earth's surface.","synonyms":[],"antonyms":[]}],"synonyms":["thermal column"],"antonyms":[]},{"partOfSpeech":"verb","definitions":[{"definition":"(stone) To create a rough finish on stone by treating it with a high-temperature blow-torch.","synonyms":[],"antonyms":[]},{"definition":"(gliding, often in the present participle) To fly an unpowered aircraft in a (thermal) column of rising air.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":[]},{"partOfSpeech":"adjective","definitions":[{"definition":"Pertaining to heat or temperature.","synonyms":[],"antonyms":[]},{"definition":"(fabric) Providing efficient insulation so as to keep the body warm.","synonyms":[],"antonyms":[]},{"definition":"Caused or brought about by heat.","synonyms":[],"antonyms":[]},{"definition":"(stone) Having a rough finish by treatment with a blow-torch.","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/thermal"]}]