Meaning & Definition of word "Iota"

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    Iota

    /aɪˈoʊtə/

    noun:

    • 1. A very small amount; a jot.
      • Example: There wasn't an iota of evidence to support his claims.
    • 2. The ninth letter of the Greek alphabet (Ι, ι), representing a small sound or a small quantity.
      • Example: She cared not an iota for public opinion when making her decision.
    • 3. In mathematics, refers to an infinitesimal value or a quantity that approaches zero.
      • Example: The difference between the two measurements was an iota, hardly worth noting.

    Etymology

    From Greek iota (ιώτα), the name of the letter.

    Common Phrases and Expressions

    not one iota:

    Not even a tiny bit or not at all.

    iota of doubt:

    A very small amount of uncertainty.

    Related Words

    bit:

    A small piece or quantity.

    molecule:

    The smallest particle in a chemical element.

    Slang Meanings of iota

    Meaning: Used to emphasize how small something is.

    Example Sentence: There's not an iota of chance he'll win.