Bible Dictionaries
Vortex Tube

Webster's Dictionary

An imaginary tube within a rotating fluid, formed by drawing the vortex lines through all points of a closed curve.

Bibliography Information
Webster, Noah. Entry for 'Vortex Tube'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​v/vortex-tube.html. 1828.