[{"word":"caustics","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"Any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic.","synonyms":[],"antonyms":[]},{"definition":"The envelope of reflected or refracted rays of light for a given surface or object.","synonyms":[],"antonyms":[]},{"definition":"The envelope of reflected or refracted rays for a given curve.","synonyms":[],"antonyms":[]},{"definition":"Caustic soda.","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/caustic","https://en.wiktionary.org/wiki/caustics"]}]