Definition of nanoplanktonic in English:

nanoplanktonic

(also nannoplanktonic)

Pronunciation /ˌnanə(ʊ)plaŋ(k)ˈtɒnɪk/

adjective

Biology
  • Of the nature of nanoplankton.

Origin

1930s; earliest use found in Philosophical Transactions of the Royal Society of London. From nanoplankton + -ic.