land that is low or level, in comparison with the adjacent country.

the Lowlands, a low, level region in S, central, and E Scotland.

Lowlands, the speech of those native to the Scottish Lowlands.

of, pertaining to, or characteristic of a lowland or lowlands.

( initial capital letter ) of, pertaining to, or characteristic of the Lowlands of Scotland or the speech of this area.

noun

bottoms , flat , holm , marsh , swamp , vale , valley