eureka

/juə'ri:kə/
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eureka

Eureka is a historic coastal town in California.

Definition

  1. Interjection:

    • An exclamation of joy, triumph, or sudden discovery, famously attributed to the ancient Greek scholar Archimedes. It expresses the moment of finding or understanding something.

  2. Noun:

    • (Proper noun) A city in northwestern California, USA, located on Humboldt Bay.
    • (Common noun) A type of copper-nickel alloy known for its high electrical resistance and low temperature coefficient of resistance, often used in precision electrical wires.
Examples of Usage

  • Interjection:

    • "Eureka!" she shouted, finally solving the complex puzzle.
    • After hours of experimentation, the chemist had a eureka moment and understood the reaction.

  • Noun (Proper noun):

    • Eureka is the largest coastal city between San Francisco and Portland.
    • They took a vacation to see the redwoods near Eureka.

  • Noun (Common noun):

    • The instrument uses a eureka wire for its stable resistance properties.
    • Eureka alloy is essential for manufacturing accurate measuring devices.
Advanced Usage

  • "Eureka moment": A sudden, striking realization or discovery.

    • The concept for his novel came to him in a classic eureka moment while showering.

  • "Eureka effect": The common human experience of suddenly understanding a previously incomprehensible problem.

    • The puzzle was designed to trigger the eureka effect in participants.
Variants and Related Words
  • Eureka can be used as a brand or product name implying discovery or innovation (e.g., ).
  • Heureka: A variant spelling, particularly in German and other European languages, with the same meaning.
Synonyms
  • Interjection: Aha!, I've got it!, Bingo!
  • Noun (for the moment): Breakthrough, revelation, discovery, insight.
Related Phrases
  • "Cry eureka": To proclaim a discovery triumphantly.
    • The researcher was ready to cry eureka after confirming the results.
Related Idioms
  • "Archimedes' eureka": A reference to the original story, used to describe a fundamental discovery.
    • Finding that document was the team's Archimedes' eureka; it changed everything.
eureka

Eureka is a historic coastal town in California.

Noun
  1. a town in northwest California on an arm of the Pacific Ocean
  2. an alloy of copper and nickel with high electrical resistance and a low temperature coefficient; used as resistance wire

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