Pronunciation: [plˈatə͡ʊ] (IPA) 
The correct spelling of the word for a group of flat-topped hills or mountains is "plateaux". The word comes from the French language, where it is spelled "plateau". The IPA phonetic transcription for "plateaux" is /plæˈtəʊz/. The "-eaux" ending is typical of French loanwords in English, and is pronounced with a silent "x". The "a" in the last syllable is pronounced like the "a" in "go", and the stress falls on the second syllable.
Plateaux is a noun that refers to elevated and flat landforms characterized by extensive plains or tablelands that are uniformly raised above the surrounding areas. These geological features are commonly found in various regions and are typically situated between mountains or higher terrains. Plateaux are usually formed through the processes of uplift, erosion, and weathering over long periods of time.
Plateaux are characterized by their relatively flat and horizontal surfaces, which stretch for considerable distances. They often exhibit steep edges or cliffs, which mark the boundaries between the elevated land and the adjacent lower areas. These cliffs can be formed due to the erosion and cutting action of rivers or other natural forces.
The vegetation on plateaux varies depending on the climate and location. Some plateaux may have lush grasslands or savannahs, while others might be dominated by deserts or dense forests. Many plateaux are important for agriculture, as the flat and fertile lands are suitable for cultivation and farming.
In addition to their geographical significance, plateaux also hold importance in terms of human settlements and cultural history. They have often served as strategic locations for civilizations and can provide natural protection and defense against outsiders. Plateaux have been home to ancient civilizations, thriving communities, and the development of unique cultural practices throughout history.
Overall, plateaux are geographically distinctive landforms that exhibit flat and elevated surfaces, which play a vital role in shaping landscapes, supporting biodiversity, and influencing human activities.
Any elevated and comparatively flat surtace of land of some extent; a table-land, or high level region.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
The word "plateaux" is borrowed from French, where it is the plural form of "plateau". "Plateau" in French originally referred to a flat area of land elevated above its surroundings, and it entered English usage in the 18th century as a geographical term. The word can be traced back to the Old French term "platel", which means "flat, level". Ultimately, this comes from the Latin word "plānum", meaning "flat surface" or "plain".
