n.
Pronunciation: ' man-d ə - ˌ to ̇ r- ē
Function: adjective
Date: 15th century
1 : containing or constituting a command : OBLIGATORY <the mandatory retirement age>
2 : of, by, relating to, or holding a League of Nations mandate
– man · da · tor · i · ly \ - ˌ to ̇ r- ə -l ē \ adverb