Definition of nebenkern in English:

nebenkern

noun

Biology
  • Any of various cytoplasmic structures situated beside, associated with, or resembling a cell nucleus; specifically the helical mitochondrial sheath surrounding the flagellum in the midpiece of a spermatozoon.

Origin

Late 19th century; earliest use found in Science. From German Nebenkern from neben beside + Kern kernel, nucleus.

Pronunciation

nebenkern

/ˈneɪb(ə)nkɛːn//ˈneɪb(ə)nkəːn/