Definition of reniculus in US English:

reniculus

noun

  • Anatomy. Each of the separate lobes or lobules of which the kidneys in some mammals and in the human fetus and neonate are composed.

Origin

Early 19th century (in an earlier sense). From post-classical Latin reniculus from reni- + classical Latin -culus.

Pronunciation

reniculus

/rɛˈnɪkjʊləs/