HIGHLANDS Antonyms2 antonyms for highlands. (opposite meanings)Definition of HIGHLANDS highland highlander Best Opposite Words For HIGHLANDSTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb WordSaveSyns..UsageTypelowlandsnounnnoun • the southern part of Scotland that is not mountainouslowlandnoun, adjectiven, adjadjective • of relatively low or level countrynoun • low level country Alternatives for LOWLANDS Words (15)basinbogbottomlanddeltafenfloodplainmarshmeadowmoorplainsteppeswamplandvalleywetlandflatlandPhrases (1)coastal plainOpposite words for lowlands