Bible Dictionaries
Eureka

Webster's Dictionary

The exclamation attributed to Archimedes, who is said to have cried out "Eureka! eureka!" (I have found it! I have found it!), upon suddenly discovering a method of finding out how much the gold of King Hiero's crown had been alloyed. Hence, an expression of triumph concerning a discovery.

Bibliography Information
Webster, Noah. Entry for 'Eureka'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​e/eureka.html. 1828.