Butterfly-valve
a clack valve having two flaps with a common hinge.
a valve, as the throttle valve in a carburetor, that swings about a central axis across its face.
noun
a disc that acts as a valve by turning about a diameter, esp one used as the throttle valve in a carburettor
a non-return valve consisting of two semicircular plates hinged about a common central spindle
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Also called orange milkweed. a North American milkweed, Asclepias tuberosa, having clusters of bright orange flowers. an erect North American plant, Gaura coccinea, of the evening primrose family, having wandlike spikes of white to pink flowers turning red with age. Historical Examples The Adventures of Maya the Bee Waldemar Bonsels Wild Life Near Home Dallas […]
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