adjective
- having no viscosity; not viscous
Usage: physics; fluid mechanics
Examples
- The physicist modeled the fluid as inviscid to simplify the calculations.
- Inviscid flow assumes no internal friction within the fluid.
- Water can be approximated as inviscid in certain theoretical models.
- The inviscid fluid moved without resistance through the pipe.
- Engineers often use inviscid assumptions for preliminary design work.
- An inviscid liquid would flow perfectly without any drag forces.