butterfly valve

1. 1.

   a valve in a carburetor that consists of a disc that turns and acts as a throttle

   Broadervalve

   Part ofcarburetor

Questions about butterfly valve

What does butterfly valve mean?

butterfly valve means "a valve in a carburetor that consists of a disc that turns and acts as a throttle".

Is butterfly valve a common word?

butterfly valve is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.