Aerial

google

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late 16th century (in the sense ‘thin as air, imaginary’): via Latin aerius from Greek aerios (from aēr ‘air’) + -al.

wiktionary

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From Latin āerius, from Ancient Greek ἀέριος(aérios), from ἀήρ(aḗr, “air”).

etymonline

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aerial (adj.)

also aërial, c. 1600, "pertaining to the air," from Latin aerius "airy, aerial, lofty, high" (from Greek aerios "of the air, pertaining to air," from aēr "air;" see air (n.1)). With adjectival suffix -al (1). Also in English "consisting of air," hence, figuratively, "of a light and graceful beauty; insubstantial" (c. 1600). From 1915 as "by means of aircraft." From the Latin collateral form aereus comes the alternative English spelling aereal.

aerial (n.)

1902, short for aerialantenna, etc.