bahan kelabu

== Indonesian == === Etymology === Compound of bahan (“matter”) +‎ kelabu (“grey, gray”). === Noun === bahan kelabu (uncountable) (neuroanatomy) grey matter, gray matter === Further reading === “bahan kelabu”, in Kamus Besar Bahasa Indonesia [Great Dictionary of the Indonesian Language] (in Indonesian), Jakarta: Agency for Language Development and Cultivation – Ministry of Education, Culture, Research, and Technology of the Republic of Indonesia, 2016