[{"word":"atom","phonetic":"/ˈatəm/","phonetics":[{"text":"/ˈatəm/","audio":"https://api.dictionaryapi.dev/media/pronunciations/en/atom-au.mp3","sourceUrl":"https://commons.wikimedia.org/w/index.php?curid=75729625","license":{"name":"BY-SA 4.0","url":"https://creativecommons.org/licenses/by-sa/4.0"}},{"text":"/ˈatəm/","audio":"https://api.dictionaryapi.dev/media/pronunciations/en/atom-us.mp3","sourceUrl":"https://commons.wikimedia.org/w/index.php?curid=50330546","license":{"name":"BY-SA 4.0","url":"https://creativecommons.org/licenses/by-sa/4.0"}}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"The smallest possible amount of matter which still retains its identity as a chemical element, now known to consist of a nucleus surrounded by electrons.","synonyms":[],"antonyms":[]},{"definition":"(history of science) A hypothetical particle posited by Greek philosophers as an ultimate and indivisible component of matter.","synonyms":[],"antonyms":[]},{"definition":"The smallest, indivisible constituent part or unit of something.","synonyms":[],"antonyms":[]},{"definition":"In logical atomism, a fundamental fact that cannot be further broken down.","synonyms":[],"antonyms":[]},{"definition":"The smallest medieval unit of time, equal to fifteen ninety-fourths of a second.","synonyms":[],"antonyms":[]},{"definition":"A mote of dust in a sunbeam.","synonyms":[],"antonyms":[]},{"definition":"A very small amount; a whit.","synonyms":[],"antonyms":[]},{"definition":"(Lisp) An individual number or symbol, as opposed to a list; a scalar value.","synonyms":[],"antonyms":[]},{"definition":"A non-zero member of a Boolean algebra that is not a union of any other elements. Or, a non-zero member of a Boolean lattice that has only zero below it.","synonyms":[],"antonyms":[],"example":"In a Venn diagram, an atom is depicted as an area circumscribed by lines but not cut by any line."},{"definition":"An element of a set that is not itself a set; an urelement.","synonyms":[],"antonyms":[]},{"definition":"(usually capitalised as \"Atom\") A member of an age group division in hockey for ten- to 11-year-olds.","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/atom"]}]