1 not very big, serious or important (when compared with others) 较小的；程度较轻的；次要的: It's only a minor problem. Don't worry. 这只是个小问题，不用担心。She's gone into hospital for a minor operation. 她进了医院接受小手术。 [OPP] major 反义词为major

2 of one of the two types of key¹(4) in which music is usually written （音乐）小调的: a symphony in F minor F小调交响曲 ☞Look at major. 参看major。