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Definition of nannandrium in US English:

nannandrium

noun

Botany

  • The single-celled male plantlet (dwarf male) of nannandrous green algae.

Origin

Early 20th century. From scientific Latin nannandrium from ancient Greek νάννος, variant of νᾶνος dwarf + scientific Latin -andrium.

Pronunciation

nannandrium

/naˈnandrɪəm/