• Costa

    Origin

    From Latin costa (cognate with coast).

    Full definition of costa

    Noun

    costa

    (plural costas or costae)
    1. (anatomy) A rib.
    2. (biology) A riblike part of a plant or animal, such as a middle rib of a leaf or a thickened vein or the margin of an insect wing.

    Derived terms

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