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  1. FAULT Definition & Meaning - Merriam-Webster

    4 days ago · fault, failing, frailty, foible, vice mean an imperfection or weakness of character. fault implies a failure, not necessarily culpable, to reach some standard of perfection in disposition, action, or habit.

  2. Faults: Definition, Types, Causes, and Geological Importance

    Nov 5, 2025 · Faults are some of the most important structures in the Earth’s crust. They control earthquakes, influence mountain building, guide the flow of fluids and magma, and strongly affect …

  3. Fault (geology) - Wikipedia

    In geology, a fault is a planar fracture or discontinuity in a volume of rock across which there has been significant displacement as a result of rock-mass movements.

  4. FAULT | English meaning - Cambridge Dictionary

    FAULT definition: 1. a mistake, especially something for which you are to blame: 2. a weakness in a person's…. Learn more.

  5. What is a fault and what are the different types? - USGS.gov

    What is a fault and what are the different types? A fault is a fracture or zone of fractures between two blocks of rock. Faults allow the blocks to move relative to each other. This movement may occur …

  6. Faults in Geology – Definition, Types, and Impacts

    Feb 17, 2026 · A fault is a fracture (or fracture zone) where rocks on either side have moved. Faults form due to tectonic stress from plate motion, gravity, or changes in pressure and temperature.

  7. FAULT Simple Definition - Merriam-Webster

    4 days ago · The simple definition of FAULT is a bad quality or part of someone's character : a weakness in character.

  8. FAULT | definition in the Cambridge English Dictionary

    FAULT meaning: 1. a mistake, especially something for which you are to blame: 2. a weakness in a person's…. Learn more.

  9. Fault | Definition & Types | Britannica

    May 6, 2026 · fault, in geology, a planar or gently curved fracture in the rocks of Earth’s crust, where compressional or tensional forces cause relative displacement of the rocks on the opposite sides of …

  10. Types of Faults With Photos - Geology In

    Fault is a fracture in the Earth's crust where blocks of rock have moved past each other due to tectonic forces. This movement is the primary cause of earthquakes and plays a fundamental role in shaping …