[{"word":"blowhole","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"The spiracle, on the top of the head, through which cetaceans breathe.","synonyms":[],"antonyms":[]},{"definition":"A vent for the escape of gas.","synonyms":[],"antonyms":[]},{"definition":"A top-facing opening to a cavity in the ground very near an ocean's shore, leading to a marine cave from which wave water or bursts of air are expelled.","synonyms":[],"antonyms":[]},{"definition":"An unintended cavity filled with air in a casting product.","synonyms":[],"antonyms":[]},{"definition":"A vertical opening in the top of computer cases, that let hot air, primarily from the CPU heat sink, escape quickly.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":[]},{"partOfSpeech":"verb","definitions":[{"definition":"To fill or be filled with air in an unintended cavity.","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/blowhole"]}]