'Episterna' definitions:

Definition of 'Episterna'

From: GCIDE
  • Episternum \Ep`i*ster"num\, n.; pl. Episterna. [NL. See Epi-, and Sternum.]
  • 1. (Anat.) (a) A median bone connected with the sternum, in many vertebrates; the interclavicle. (b) Same as Epiplastron. [1913 Webster]
  • 2. (Zo["o]l.) One of the lateral pieces next to the sternum in the thorax of insects. [1913 Webster]