Definition of parovarium in US English:

parovarium

noun

Anatomy Zoology
rare
  • The epoophoron; the epoophoron and paroophoron together, representing the vestigial remnants of the mesonephros in the female. Also called organ of Rosenmüller.

Origin

Mid 19th century; earliest use found in Todd's Cyclopaedia of Anatomy and Physiology. From para- + ovarium.

Pronunciation

parovarium

/ˌparə(ʊ)ˈvɛːrɪəm/