Definition of neotropics in US English:

neotropics

plural noun

Botany Zoology
  • A zoogeographical or phytogeographical region comprising Central and South America, including the tropical southern part of Mexico and the Caribbean.

    ‘New World birds found only in the neotropics’

Pronunciation

neotropics

/ˌnēōˈträpiks//ˌnioʊˈtrɑpɪks/