/ əˈpiːz; NAmE / verb [ vn ] ( formal , usually disapproving )
1.
to make sb calmer or less angry by giving them what they want :
The move was widely seen as an attempt to appease critics of the regime.
2.
to give a country what it wants in order to avoid war
► ap·pease·ment noun [ U ]:
a policy of appeasement
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WORD ORIGIN
Middle English : from Old French apaisier , from a- (from Latin ad to, at) + pais peace.