adj.
1.farther along in physical or mental development
2.comparatively late in a course of development
3.ahead of the times
4.at a higher level in training or knowledge or skill
5.ahead in development
6.far along in time
7.(of societies) highly developed especially in technology or industry
8.situated ahead or going before
Idiom of the Day
had better (do something)
should do something, ought to do something
I had better go now or I will be late for class.