i Register
In some senses, southeastern is marked as US. Watch for register when choosing this word.
adj
Of or pertaining to the southeast.
The southeastern part of the country is the most affluent.
Much of the southern half of the southeastern body is a mafic syenite, slightly more felsic than the shonkinite.
adj
Of or relating to any of various particular regions named for the cardinal direction in which they lie.
Of or relating to any of various particular regions named for the cardinal direction in which they lie.
Some of these Southeastern rainstorms are shocking to folks who didn't grow up here.