pinch·cock 
(pĭnchkŏk′)
(pĭnchkŏk′)n.
A clamp used to regulate or close a flexible tube, especially in laboratory apparatus.
- vascularization
- vascularize
- vascular plant
- vascular tissue
- vasculature
- vasculitis
- vasculum
- vas deferens
- vase
- vasectomize
- vasectomy
- vas efferens
- Vaseline
- Vashon Island
- Vaslav
- vaso-
- vasoactive
- vasoactivity
- vasoconstriction
- vasoconstrictive
- vasoconstrictor
- vasodilatation
- vasodilation
- vasodilator
- vasoligate