(physics) a flow pattern exhibited by superfluids, such as ⁴He below 2.17K, in which the circulation rate is restricted to a quantized multiple of Planck's constant divided by the mass of the He atom

(British Army military slang) A disorganised soldier.

(chemistry, historical) A hypothetical ring-shaped mass of elementary matter in continuous vortical motion, once regarded as the typical form and structure of the chemical atom.

A large-scale cyclone located in the middle and upper troposphere and stratosphere that surround the polar highs and lie in the wake of the polar front.

plural of vortex atom

(aviation, aerodynamics) One of the paired vortices formed behind any heavier-than-air aircraft when producing lift, created by the velocity differential between the air being accelerated downwards by the wings (or other lifting surface), on the one hand, and the unaccelerated air beyond the aircraft's wingtips, on the other.

plural of polar vortex

A toroidal vortex in a fluid or gas, i.e. a region where the fluid mostly spins around an imaginary axis line that forms a closed loop.

plural of vortex ring

plural of vile vortex