The crossword solution for the term 'OIL AND VINEGAR DRESSING' is 'OIL', which is a three-letter word. OIL and vinegar dressing is a popular condiment used to add flavor to salads, sandwiches, and other dishes. It is made by combining OIL, usually olive or vegetable OIL, with vinegar, herbs, and spices. The combination of OIL and vinegar creates a tangy, flavorful dressing that can be used to enhance the flavor of many dishes.