Soldera continued to keep tongues wagging when he announced an astronomical price hike for his 2006 Vintage, from $300 to $600.
The year-round central AC bills are astronomical, not to mention the impact on the environment.
The insane trench warfare of World War I, with its astronomical loss of human life, brought this home afresh.
1550s, from astronomy + -ical. Popular meaning "immense, concerning very large figures" (as sizes and distances in astronomy) is attested from 1899. Astronomical unit (abbreviation A.U.) "mean distance from Earth to Sun," used as a unit of measure of distance in space, is from 1909. Related: Astronomically.
Inconceivably large: an astronomical price for that car