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Webster 1913 Edition

Metasternum

‖

Metˊa-ster′num

,

Noun.

[Pref.

meta-

+

sternum

.]

1.

(Anat.)

The most posterior element of the sternum; the ensiform process; xiphisternum.

2.

(Zool.)

The ventral plate of the third or last segment of the thorax of insects.