English noun: migration | |||
1. | migration (act) the movement of persons from one country or locality to another | ||
Broader (hypernym) | motion, move, movement | ||
Narrower (hyponym) | emigration, expatriation, gold rush, immigration, in-migration, out-migration | ||
2. | migration (group) a group of people migrating together (especially in some given time period) | ||
Broader (hypernym) | people | ||
3. | migration (event) (chemistry) the nonrandom movement of an atom or radical from one place to another within a molecule | ||
Broader (hypernym) | event | ||
Domain category | chemical science, chemistry | ||
4. | migration (event) the periodic passage of groups of animals (especially birds or fishes) from one region to another for feeding or breeding | ||
Broader (hypernym) | periodic event, recurrent event | ||