[{"word":"valves","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A device that controls the flow of a gas or fluid through a pipe.","synonyms":[],"antonyms":[]},{"definition":"A device that admits fuel and air into the cylinder of an internal combustion engine, or one that allows combustion gases to exit.","synonyms":[],"antonyms":[]},{"definition":"One or more membranous partitions, flaps, or folds, which permit the passage of the contents of a vessel or cavity in one direction, but stop or control the flow in the opposite direction","synonyms":[],"antonyms":[],"example":"the ileocolic, mitral, and semilunar valves"},{"definition":"One of the leaves of a folding-door, or a window-sash.","synonyms":[],"antonyms":[]},{"definition":"A vacuum tube.","synonyms":[],"antonyms":[]},{"definition":"One of the pieces into which certain fruits naturally separate when they dehisce.","synonyms":[],"antonyms":[]},{"definition":"A small portion of certain anthers, which opens like a trapdoor to allow the pollen to escape, such as in the barberry.","synonyms":[],"antonyms":[]},{"definition":"One of the pieces or divisions of bivalve or multivalve shells.","synonyms":[],"antonyms":[]},{"definition":"One of the two similar portions of the shell of a diatom.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":[]},{"partOfSpeech":"verb","definitions":[{"definition":"To control (flow) by means of a valve.","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/valve","https://en.wiktionary.org/wiki/valves"]}]