Preswirl

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The deliberate imparting of a swirling motion to the incoming airflow, to reduce drag on the rotor blades. countable, uncountable

Etymology

pre- + swirl

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.