noun, masculineplural: planeadores
glider, sailplane (any heavier-than-air aircraft optimised for unpowered flight)
Etymology tree Spanish plan Proto-Indo-European *-id- Proto-Indo-European *-yéti Proto-Indo-European *-idyéti Proto-Hellenic *-íďďō Ancient Greek -ῐ́ζω (-ĭ́zō)bor. Latin -izō Latin -izāre Spanish -ear Spanish planear Proto-Indo-European *-tōr Proto-Italic *-tōr Latin -tor Spanish -dor Spanish planeador From planear + -dor.