Meaning & Definition of word "Pendulum"

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    Pendulum

    /ˈpɛn.dʒə.ləm/

    noun:

    • 1. A weight affixed to a pendulous device, typically used to regulate the movement of clock mechanisms.
      • Example: The clock's pendulum swung steadily, marking the passage of time.
    • 2. A body that swings back and forth from a fixed point, often used in physics to demonstrate principles of motion.
      • Example: In the physics class, we observed how the pendulum demonstrated simple harmonic motion.
    • 3. A situation in which something oscillates or fluctuates between alternatives.
      • Example: The political pendulum seemed to swing back and forth between liberal and conservative ideologies.

    Etymology

    From Latin 'pendulus' meaning hanging.

    Common Phrases and Expressions

    pendulum effect:

    The tendency of a situation to sway back and forth between two extremes.

    swing of the pendulum:

    The movement from one extreme to another.

    Related Words

    oscillator:

    A device that produces a periodic, oscillating motion.

    bob:

    The weight at the end of a pendulum.

    Slang Meanings of pendulum

    Meaning: Inconsistent behavior, often swinging between two choices.

    Example Sentence: His decision-making is a real pendulum—today he wants to vacation in Hawaii, tomorrow he's thinking of Europe.

    Meaning: Refers to a person who frequently changes opinions.

    Example Sentence: She's such a pendulum; just last week she was convinced that was the best movie ever.