formic acid
noun /ˌfɔːmɪk ˈæsɪd/
/ˌfɔːrmɪk ˈæsɪd/
[uncountable] (chemistry- an acid made from carbon monoxide and steam (= gas produced when water boils). It is also present in a liquid produced by some ants.
甲酸;蚁酸 词源late 18th cent.: formic from Latin formica ‘ant’.