English Reference
noun

exploration

n.
US /ˌɛkspɫɝˈeɪʃən/ UK /ɛksplɔːɹˈeɪʃən/ ex·plo·ration UK spelling exploration's, exploration's

  1. 01 B2 Upper Intermediate

    travelling through an unfamiliar area to learn about it or find something new.

    the act of searching or travelling through a region for the purpose of discovery, particularly in a geographical or scientific context.

    Simple

    Space exploration has taught us a lot about the planets in our solar system.

    In context

    Early polar exploration was fraught with danger, as crews often lacked the technology to survive the extreme conditions of the Arctic winter.

  2. 02 B2 Upper Intermediate Academic

    the careful study of an idea, a subject, or a problem.

    the systematic examination or investigation of a topic, concept, or artistic theme.

    Simple

    The book is an exploration of how technology changes our daily lives.

    In context

    The documentary provides a profound exploration of the socio-economic factors that contributed to the city's industrial decline.

  3. 03 C1 Advanced Technical Medicine

    a physical examination of a patient's body to find the cause of a problem.

    the physical or surgical examination of a patient's body or an organ to diagnose a condition.

    Simple

    The doctor performed a careful exploration of the wound to check for infection.

    In context

    The surgeon recommended a laparoscopic exploration to determine the extent of the internal damage before proceeding with the full operation.

  4. 04 C1 Advanced Technical Science

    the work of searching for valuable materials like oil, gold, or metal in the ground.

    the process of searching for and determining the commercial viability of mineral or fossil fuel deposits.

    Simple

    The company spent millions on oil exploration in the North Sea.

    In context

    Mineral exploration in the region has intensified as global demand for lithium and other rare earth elements continues to rise.

Usage exploration of

An original, rich and gripping tale that’s also an interesting exploration of the power of faith.

The Guardian· 7 Aug 2026

And Cosby says that will be essential as Nasa – and other space agencies around the world – begin to build a Moon base and ramp up further exploration.

BBC News· 5 Apr 2026

From Middle French exploration, from Latin exploratio. Morphologically explore + -ation.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Latin exploratio
Level B2 · Upper Intermediate
Frequency Common
Updated