dessertspoon

noun

Etymology: From dessert + spoon.

1. A unit of measure, being equivalent to two teaspoons or two-thirds of a tablespoon, or approximately ten millilitres; a dessertspoonful.
2. More generally, that volume of a substance which is contained within a dessert spoon.
3. An item of cutlery; a spoon, larger than a teaspoon and smaller than a tablespoon, used for eating dessert.