astronomical
CEFR: C1
Incalculably, extraordinarily, or enormously large in scale, numeric value, or financial price (metaphor from astronomy).
Synonyms
- exorbitant
- colossal
- incalculable
Common Collocations
- astronomical sum
- astronomical cost
- astronomical price
Example Sentence
The astronomical costs associated with deep-sea mineral exploration require consortium financing by multinational corporations.