Definition of nucleopetal in US English:

nucleopetal

adjective

Biology
rare
  • Towards the nucleus; specifically designating a type of melanocyte in which the pigment granules are located close to the cell nucleus.

Origin

Late 19th century; earliest use found in Journal of Morphology. From nucleo- + -petal.

Pronunciation

nucleopetal

/ˌnjuːklɪəˈpiːtl/