Definition of migratorial in English:

migratorial

adjective

rare
  • Of or relating to migration; given to migration, migratory.

Origin

Mid 19th century; earliest use found in The Daily Telegraph. Either from migrate + -orial, or from post-classical Latin migratorius + -al.

Pronunciation

migratorial

/ˌmʌɪɡrəˈtɔːrɪəl/