hydrobromic, a. [Hydro-, 2 + bromic.].
Composed of hydrogen and bromine; as, hydrobromic acid. [1913 Webster]
Hydrobromic acid (Chem.),
a colorless, pungent, corrosive gas, HBr, usually collected as a solution in water. It resembles hydrochloric acid, but is weaker and less stable. Called also hydrogen bromide.