Antonyms of adj undersea

1 sense of undersea

Sense 1
submarine, undersea -- (beneath the surface of the sea)

INDIRECT (VIA surface, subsurface) -> overhead -- (located or originating from above; "an overhead crossing")
INDIRECT (VIA subsurface, overhead) -> surface -- (on the surface; "surface materials of the moon")

Similarity of adj undersea

1 sense of undersea

Sense 1
submarine, undersea -- (beneath the surface of the sea)
       => subsurface (vs. overhead) (vs. surface) -- (beneath the surface; "subsurface materials of the moon")