Definition, synonyms and related words
plural of valve
"The heart contains four valves that regulate blood flow between its chambers and major arteries."
Third-person singular simple present indicative form of valve
"He valves the air from his lungs slowly before diving deep into the water."
In plain English: To valve something means to control its flow by opening and closing it, though this usage is rare compared to using valves as nouns for parts that regulate liquids or gases.
"The pilot valves the fuel flow to reduce pressure in the engine."