acid
US /ˈæs.ɪd/
UK /ˈæs.ɪd/

1.
ácido
a chemical substance, usually a liquid, that contains hydrogen and has a pH of less than 7. Acids are corrosive and have a sour taste.
:
•
Sulfuric acid is a strong corrosive substance.
O ácido sulfúrico é uma substância corrosiva forte.
•
Lemon juice contains citric acid.
O suco de limão contém ácido cítrico.