Definition of Guiana Highlands in English:

Guiana Highlands

Syllabification: Gui·a·na High·lands
A mountainous plateau region in northern South America that lies between the Orinoco and Amazon river basins, largely in southeastern Venezuela and northern Brazil.

Definition of Guiana Highlands in:

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Word of the day meretricious
Pronunciation: ˌmɛrɪˈtrɪʃəs
adjective
apparently attractive but having no real value...