Having the points of the beak crossed, as in the crossbills.
Having larvae that feed by chewing and adults that feed by sucking, as in butterflies and moths.
Having a bill in which the tips of the mandibles cross. Used of a bird.
Part or all of this entry has been imported from the 1913 edition of Webster's Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
Origin of metagnathous
meta- +"Ž -gnathous