크메르 refers to the Khmer people, an ethnic group primarily found in Cambodia. They are known for their rich cultural heritage, which includes traditional music, dance, and art. The Khmer language is the official language of Cambodia and is spoken by the majority of the population. The Khmer Empire, which flourished from the 9th to the 15th centuries, was one of the most powerful empires in Southeast Asia. It is famous for its architectural achievements, including the magnificent Angkor Wat, a UNESCO World Heritage site. The empire's influence extended across the region, shaping the history and culture of neighboring countries.