The crossword solutions for the term QUART, SAY are UNIT, which is a four letter word. A quart is a UNIT of measurement that is equal to one fourth of a gallon or two pints. It is commonly used to measure liquid volume, such as milk, water, and other beverages. In the United States, a quart is also used to measure dry volume, such as flour, sugar, and other dry ingredients. The quart is an important UNIT of measurement in many countries around the world.