kerak bumi
Indonesian
Etymology
Compound of kerak (“crust”) + bumi (“Earth”).
Noun
kerak bumi (plural kerak-kerak bumi)
- (geology) Earth's crust: the thick outer shell of rock, referring to less than one percent of the planet's radius and volume
Further reading
- “kerak bumi” in Kamus Besar Bahasa Indonesia, Jakarta: Agency for Language Development and Cultivation – Ministry of Education, Culture, Research, and Technology of the Republic of Indonesia, 2016.