air sadah

== Indonesian == === Etymology === Compound of air (“water”) +‎ sadah. === Noun === air sadah (plural air-air sadah) (chemistry, hydrology) hard water Synonym: air liat (Malay) === Further reading === “air sadah”, 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