Converting a teaspoon to a cup is a common measurement conversion used in cooking and baking. A teaspoon is a unit of volume in the imperial system, equivalent to 5 milliliters (mL) or 0.17 fluid ounces (fl oz). On the other hand, a cup is a larger unit of volume, with the US customary cup being equal to 236.6 mL or 8 fluid ounces (fl oz). To convert a teaspoon to a cup, you can use the following formula: 1 cup = 48 teaspoons. This conversion is essential in recipes, as it allows cooks and bakers to accurately measure ingredients. In scientific applications, such as chemistry and pharmacology, precise volume measurements are crucial, making the teaspoon-to-cup conversion a vital tool for researchers and professionals.