[syn: southeastward, southeastwardly]
The Collaborative International Dictionary of English v.0.48:
Southeastward \South`east"ward\, Southeastwardly
\South`east"ward*ly\, adv.
   Toward the southeast.
   [1913 Webster]
WordNet (r) 3.0 (2006):
southeastward
    adv 1: in a southeastward direction; "the river flows
           southeastward to the gulf" [syn: southeastward,
           southeastwardly]
    adj 1: toward the southeast
    n 1: the compass point midway between south and east; at 135
         degrees [syn: southeast, sou'-east, southeastward,
         SE]