Adjective
semi-skimmed (not comparable)
of milk, from which about half of the cream has been removed
Today the most common form is 1 liter aseptic cartons containing UHT skimmed, semi-skimmed or whole milk, although the plastic bags are still in use for pasteurized milk. Source: Internet
To make a consumable liquid a portion of cream is returned to the skim milk to make low fat milk (semi-skimmed) for human consumption. Source: Internet