[{"word":"hardtack","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A large, hard biscuit made from unleavened flour and water; formerly used as a long-term staple food aboard ships.","synonyms":["Anzac wafer","sheet iron","tooth duller","worm castle"],"antonyms":[]}],"synonyms":["pilot biscuit","pilot bread","sea biscuit","sea bread","ship biscuit","ship's biscuit","Anzac wafer","sheet iron","tooth duller","worm castle"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/hardtack"]}]