tetrasternum

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It's a recognised English word, but it isn't in the official NASPA Scrabble word list.

Definition of tetrasternum

1 sense · 1 part of speech · etymology included

noun

The second sclerite of a segmented sternal complex.

“Sternum (Fig. 3): Tri-segmented with all segments sclerotized and convex. […] Second segment (tetrasternum) rounded, with 1 upper pair of strong setae and several setulae encircling the base (in some specimens the upper pair of setae do not differs in size from the basal setae).”

Definitions from Wiktionary, CC BY-SA.

From tetra- + sternum.

200+ playable · top: ARRESTMENT (12 pts)

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