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hemipenis

Syllabification: hem·i·pe·nis
Pronunciation: /ˈheməˌpēnəs
 
/

Definition of hemipenis in English:

noun (plural hemipenes /-ˌpēnēz/)

Zoology
Each of the paired male reproductive organs in snakes and lizards.
Example sentences
  • Despite these anatomical differences, amniote penises and hemipenes share some basic similarities: they are all more or less cylindrical, and they are all hydrostatic.
  • Sex was determined by everting the hemipenes of males.
  • Our studies on gartersnakes (Thamnophis sirtalis parietalis) reveal significant morphological asymmetry in this system: testes, kidneys, and hemipenes on the right-hand-side of the body are larger than those on the left.

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