From WordNet (r) 2.0 (August 2003) [wn]:
highland
adj : used of high or hilly country [syn: upland, {highland(a)}]
[ant: lowland]
n : elevated (e.g., mountainous) land [syn: upland] [ant:
lowland]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
highland \highland\ adj.
of, located in, or characteristic of high or hilly country.
Contrasted to lowland. [prenominal] [Narrower terms:
alpestrine, subalpine ; {alpine; {mountain(prenominal) ;
{mountainous ]
Syn: upland.
[WordNet 1.5 +PJC]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Highland \High"land\, n.
Elevated or mountainous land; (often in the pl.) an elevated
region or country; as, the Highlands of Scotland.
[1913 Webster]
Highland fling, a dance peculiar to the Scottish
Highlanders; a sort of hornpipe.
[1913 Webster]