migration

(redirected from migrational)
Also found in: Dictionary, Thesaurus, Medical, Legal, Encyclopedia, Wikipedia.
Related to migrational: migratory

migration

the movement of people into (immigration) and out of (emigration) a country that serves to increase or decrease the country's POPULATION and labour force. For example, immigration was an important factor in the early colonization of Australia and New Zealand, and the USA and Canada.