I'm pretty sure you mean "vortec". Vortec is a type of engine class in most chevy truck which gets its name from the vortex inside the combustion chamber. This will result in a better air to fuel mixture for more power and better gas mileage.
No. Vortex is a noun.
There is no antonym for vortex.
Vortex already is a singular form. The plural can be vortexes or vortices. Both are equally correct.
The singular form of vortex is "vortex" and the plural form is "vortices."
In the eye of the vortex
Vortex.
Look at that Vortex go spinning!
Vortex breaker prevents circular flow, this circular flow is known as vortex. Vortex breaker used in storage vessels, knockout drum, etc
The plural form of vortex is vortices.
Godspeed the Vortex was created in 1993.
Vortex Comics was created in 1982.
The Vortex Blaster was created in 1960.