ex·pan·sion·is·m /ɪkˈspænʃənɪzəm/ AWL noun [uncountableU] INCREASE IN NUMBER OR AMOUNTwhen a country or group increases the amount of land or power that they have – used especially to show disapproval 扩张(主义)〔尤含贬义〕 military expansionism 军事扩张主义
—expansionist adjectiveadj
—expansionist noun [countableC]