D defs.my
Entry 2 senses Webster, 1913

Migratory

/mīg'-rət-ôrˌ-ē/ · Mi·gra·to·ry · IPA /ˈmaɪ.ɡɹəˌtɔɹ.i/
01 a. Removing regularly or occasionally from one region or climate to another; as, migratory birds.
  1. 1.
    Removing regularly or occasionally from one region or climate to another; as, migratory birds.
  2. 2.
    Hence, roving; wandering; nomad; as, migratory habits; a migratory life.
Phrases & compounds
Migratory locust — See Locust.
Migratory thrush — the American robin. See Robin.