myEtymology.com: Latin etymology of astro-

Etymology of the Latin prefix astro-

the New Latin prefix astro- (related to the stars)

derived from the New Latin word aster (star; plant; kind of Samian clay; star)

derived from the Greek word aster, ἀστήρ (star; a star (as strown over the sky), literally or figuratively)

derived from the Proto-Indo-European root *ster-

Word found in New Latin