preswirl (English, noun)
expansion: preswirl (countable and uncountable, plural preswirls)
Senses:
topics: aeronautics
aerospace
aviation
business
engineering
natural-sciences
physical-sciences
glosses: The deliberate imparting of a swirling motion to the incoming airflow, to reduce drag on the rotor blades.
tags: countable
uncountable
Forms:
form: preswirls
tags: plural