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Webster's New World College Dictionary » astronomical
astronomical
astronomical definition
as·tro·nomi·cal (as′trə näm′i kəl)
adjective
- of or having to do with astronomy
- extremely large, as the numbers or quantities used in astronomy
Also astronomic as′·tro·nom′ic
Related Forms:
- astronomically as′·tro·nom′i·cally adverb
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