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phugoid

adjective
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phu·​goid | \ ˈfyüˌgȯid \

Definition of phugoid

: of, relating to, or representing variations in the longitudinal motion or course of the center of mass of an airplane in flight

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History and Etymology for phugoid

irregular from Greek phygē act of fleeing, avoidance, flight + English -oid; akin to Greek pheugein to run away, flee

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“Phugoid.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/phugoid. Accessed 11 December 2019.

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