1. to an extremely large degree; enormously
Usage: informal
2. in relation to astronomy or celestial objects
Usage: technical

Examples

• The cost of the new stadium was astronomically high.
• Housing prices have risen astronomically in the past decade.
• The telescope can measure distances astronomically.
• Her debt increased astronomically after college.
• The stars are astronomically distant from Earth.
• The project’s budget grew astronomically over time.
• Astronomically speaking, our solar system is quite small.