Meaning

noun the gymnastic moves of an acrobat

noun the performance of stunts while in flight in an aircraft

originEtymology tree Proto-Indo-European *h₂eḱ- Proto-Indo-European *-rós Proto-Indo-European *h₂eḱrós Ancient Greek ἄκρος (ákros) Proto-Indo-European *gʷem- Proto-Indo-European *-yéti Proto-Indo-European *gʷm̥yéti Proto-Hellenic *gʷəňňō Proto-Indo-European *gʷeh₂-der. Proto-Hellenic *égʷēn Ancient Greek βαίνω (baínō) Proto-Indo-European *-tósder. Ancient Greek -της (-tēs) Ancient Greek ἀκροβάτης…

Etymology from Wiktionary, CC BY-SA 3.0