Added 10 October 2026 guyana noun Categories: PlacesRare Words noun ! Definition from WordNet 3.1, Princeton University. More about guyana at Wordnik → Where our words come from → A republic in northeastern South America; formerly part of the British Empire, but it achieved independence from the United Kingdom in 1966. Related Words: venezuelaguyanesehaitiguianaguineajamaicaghanafijimozambiquebhutanguayana Back to today's word