Gnathidium definitions

Gnathidium

• (n.) The ramus of the lower jaw of a bird as far as it is naked; -- commonly used in the plural.
Found on http://thinkexist.com/dictionary/meaning/gnathidium/

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Gnathidium

Gna·thid'i·um noun ; plural Gnathidia . [ New Latin , from Greek gna`qos the jaw.] (Zoology) The ramus of the lower jaw of a bird as far as it is naked; -- commonly used in the plural.
Found on http://www.encyclo.co.uk/webster/G/39

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