southeastern

comparative more southeastern · superlative most southeastern · alternative Commonwealth UK south-eastern

1. Of or pertaining to the southeast.

   The southeastern part of the country is the most affluent.

   2 more examples

   Much of the southern half of the southeastern body is a mafic syenite, slightly more felsic than the shonkinite.

   1954, J. C. Olson, D. R. Shawe, L. C. Pray, W. N. Sharp, Rare-Earth Mineral Deposits of the Mountain Pass District, San Bernadino County, California, U.S. Geological Survey, Professional Paper 261, page 22

   It’s the stuff of nightmares for some, but it’s simply summer in southeastern Colorado, where thousands – yes, thousands – of male tarantulas are making the trek to find a mate.

   2019 August 9, Dylan Miettinen, “Is that love in the air? Thousands of tarantulas to descend on southeast Colorado in search of mates”, in CNN

1. not comparableOf or relating to any of various particular regions named for the cardinal direction in which they lie.
   1. USnot comparableOf or relating to the southeastern region of the contiguous United States.

      Some of these Southeastern rainstorms are shocking to folks who didn't grow up here.