Definition of speciose in English:

speciose

adjective

Biology
  • Of a taxon or other group of organisms: comprising many species; species-rich.

Origin

1930s; earliest use found in Copeia. From speci- + -ose.

Pronunciation

speciose

/ˈspiːʃɪəʊs//ˈspiːʃɪəʊz//ˈspiːsɪəʊs/