Definition of maladapted in US English:

maladapted

adjective

technical
  • Inadequately or inappropriately adapted to the environment or situation.

    ‘maladapted species’
    ‘genes that are maladapted to the local environment’

Pronunciation

maladapted

/ˈˌmæləˈˌdæptəd//ˈˌmaləˈˌdaptəd/