addictive

addictive
/əˈdɪktɪv; ə`dɪktɪv/ adj
causing addiction 使人上瘾的
    addictive drugs 使人上瘾的麻醉药物
    Coffee is addictive in a mild way. 咖啡能稍微使人上瘾.

牛津英汉双解词典