Wiktionary
minor second
n. (context music English) an interval that is equivalent to one half step
Usage examples of "minor second".
As you know, Nelson Trading has the Hong Kong Government's exclusive license for the purchase of gold bullion on the international market for Hong Kong's jewelers, and, vastly more important, the equally exclusive monopoly for transshipment of gold bullion in bond, through Hong Kong to Macao-along with a minor second company, Saul Feinheimer Bullion Company, also of London.