a.

1. 較小的；更少的；次要的[B]
   I was very tired. To a lesser extent so was he.

   我累極了。他也很累，但比我稍好些。

   Don't waste time on these lesser matters.

   別把時間浪費在那些無關緊要的事情上。

ad.

1. 較少，不很
   one of the lesser-known modern poets

   不太出名的現代詩人之一

adj.