phugoid (English, noun)
expansion: phugoid (plural phugoids)
Senses:
topics: aeronautics
aerospace
aviation
business
engineering
natural-sciences
physical-sciences
glosses: The motion of an aircraft, missile, or other flying object continuously oscillating in a vertical plane due to the object pitching up and climbing, thus slowing down; then pitching down and descending, thus speeding up.
Forms:
form: phugoids
tags: plural
form: fugoid
tags: alternative