venturi
Concise Oxford English Dictionary © 2008 Oxford University Press:
venturi /vɛnˈtjʊəri/ (also venturi tube)
▶noun (pl. venturis) a piece of narrow tube for measuring flow rate or exerting suction.
– origin C19: named after the Italian physicist Giovanni B. Venturi.
'venturi' also found in these Oxford entries:

