Fruit syrup as a food ingredient is a concentrated

Concentration

In chemistry, concentration is defined as the abundance of a constituent divided by the total volume of a mixture. Four types can be distinguished: mass concentration, molar concentration, number concentration, and volume concentration...

 juice

Juice

Juice is the liquid that is naturally contained in fruit or vegetable tissue.Juice is prepared by mechanically squeezing or macerating fruit or vegetable flesh without the application of heat or solvents. For example, orange juice is the liquid extract of the fruit of the orange tree...

 made from a less expensive fruit (such as apples, pears, or pineapples) and used to sweeten more expensive products and to extend their quantity . A typical use would be for an "all-fruit" strawberry spread

Spread (food)

A spread is a food that is spread with a knife onto bread, crackers, or other bread products. Spreads are added to bread products to provide flavor and texture, and are an integral part of the dish, i.e. they should be distinguished from condiments, which are optional additions...

that contains apple juice as well as strawberries. It is regularly in store-bought jams and jellies.