au·to·mat·ic¹/ˏɔtə`mætɪk; ˌɔːtəˈmætɪk◄/ adj 1 an automatic machine is designed to work by itself without much human control 〔机器〕自动（化）的: an automatic camera 自动照相机 2 certain to happen because of a rule or system 〔根据规定或制度〕必然发生的: We get an automatic pay increase every year. 我们的薪金每年自然增长。 3 done without thinking 不加思索的，习惯性的，无意识的: an automatic reaction 不自觉的反应