IPA: /æstrəˈnɒmɪkli/
KK: /æstrəˈnɑmɪkli/
In a way that is extremely large or significant, often used to describe quantities or distances that are vast.
The costs of the project increased astronomically over the years.
Astronomically → It is formed from "astron" (from Greek, meaning star) and "nomos" (from Greek, meaning law) combined with the suffix "-ically" (meaning in a manner relating to). The word "astronomically" refers to something that relates to the laws or study of stars, often used to describe something in an extremely large or vast manner.
Think of 'stars' ('astron') and 'laws' ('nomos') to remember that 'astronomically' means relating to the vastness of stars, often used to describe something very large.