Meaning & Definition of word "Axis"

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    Axis

    /ˈæksɪs/

    noun:

    • 1. A straight line around which an object rotates.
      • Example: The Earth spins on its axis, resulting in day and night.
    • 2. An imaginary line that divides a symmetrical figure or body into two equal halves.
      • Example: The axis of symmetry for the parabola is the vertical line that runs through its vertex.
    • 3. A central line that is used as a reference for measurement or alignment.
      • Example: In cartesian coordinates, the x-axis runs horizontally and the y-axis runs vertically.
    • 4. A group of countries in alliance, particularly during a war; specifically refers to the Axis powers in World War II.
      • Example: Germany, Italy, and Japan were known as the Axis in World War II.

    Etymology

    Late Latin 'axis', meaning 'pivot, axis', from Greek 'axōs'.

    Common Phrases and Expressions

    axis of evil:

    A term used to refer to countries perceived as threats to world peace.

    on a different axis:

    To be on a different wavelength or perspective.

    Related Words

    axial:

    Relating to or around an axis.

    axial symmetry:

    Symmetry around an axis.

    Slang Meanings of axis

    Meaning: To be at the center of a situation.

    Example Sentence: He's the axis of our friend group.

    Meaning: A reference point.

    Example Sentence: Her advice has always been my axis when making big decisions.