(noun) a widely distributed falcon formerly used in falconry. Synonyms: peregrine falcon, Falco peregrinus.
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Noun Definition 1
(adj) migratory. Synonyms: mobile, nomadic, roving, wandering. Examples: "A restless mobile society." "The nomadic habits of the bedouins." "Believed the profession of a peregrine typist would have a happy future." "Wandering tribes."