adjective me·tag·na·thous \mə̇ˈtagnəthəs\

Definition of metagnathous

  1. 1 of a bird :  having the tips of the mandibles crossed

  2. 2 of an insect :  having biting mandibles in the larval stage and sucking mouth parts when adult —contrasted with menognathous

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Origin and Etymology of metagnathous

meta- + -gnathous

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a rounded knoll or a ridge of ice

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