migratory

migratory is an   Adverb

Definition:

[1] Removing regularly or occasionally from one region or climate to another; as, migratory birds.

[2] Hence, roving; wandering; nomad; as, migratory habits; a migratory life. Migratory locust (Zoöl.) See Locust. -- Migratory thrush (Zoöl.), the American robin. See Robin.

Synonyms: