nan·​no·​plank·​ton ˌna-nō-ˈplaŋ(k)-tən How to pronounce nannoplankton (audio)
: the smallest plankton that consists of those organisms (such as bacteria) passing through nets of very fine mesh silk cloth

Word History


New Latin, from Greek nanos, nannos dwarf + New Latin plankton plankton

First Known Use

1912, in the meaning defined above

Time Traveler
The first known use of nannoplankton was in 1912

Dictionary Entries Near nannoplankton

Cite this Entry

“Nannoplankton.” Dictionary, Merriam-Webster, Accessed 21 Jul. 2024.

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