[{"word":"substitutions","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"The act of substituting or the state of being substituted.","synonyms":[],"antonyms":[]},{"definition":"A substitute or replacement.","synonyms":[],"antonyms":[]},{"definition":"The replacement of an atom, or group of atoms, in a compound, with another.","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/substitution","https://en.wiktionary.org/wiki/substitutions"]}]