• Teaspoon

    Pronunciation

    Alternative forms

    • tsp abbreviation

    Origin

    tea + spoon

    Full definition of teaspoon

    Noun

    teaspoon

    (plural teaspoons)
    1. a small spoon used to stir the contents of a cup or glass.
    2. a unit of measure, worth one-third of a tablespoon or roughly five milliliters.
    © Wiktionary