What Is This Tool?
This converter allows you to translate liquid volumes measured in the UK (imperial) fluid ounce into the US customary cup. It's ideal for adapting British recipes, beverage quantities, and pharmaceutical volumes to American measurement standards.
How to Use This Tool?
-
Enter the desired volume in fluid ounce (UK) units
-
Select 'fluid ounce (UK)' as the input unit and 'cup (US)' as the output unit
-
Click the convert button to see results in US cup measurements
Key Features
-
Converts fluid ounce (UK) to cup (US) accurately based on official volume definitions
-
Useful for culinary measurements, beverage service, and pharmaceutical interpretations
-
Easy-to-use browser-based unit conversion tool
-
Supports translation between British imperial and American customary liquid volumes
Examples
-
5 fl oz (UK) is equal to approximately 0.6005 cup (US)
-
10 fl oz (UK) converts to about 1.2009 cup (US)
Common Use Cases
-
Adapting traditional British recipes to American culinary standards
-
Measuring drinks and spirits in bartending where UK and US units intersect
-
Interpreting historical pharmaceutical labels or legal documents with UK volume units
Tips & Best Practices
-
Confirm which cup definition applies in your context, especially for nutrition labeling
-
Use this tool to ensure cooking and beverage quantities match expected volumes
-
Keep in mind the volume differences when precision is critical
Limitations
-
UK fluid ounce and US cup are based on distinct volume standards resulting in minor discrepancies
-
Some US nutrition contexts use a legal cup of 240 mL instead of 236.588 mL, affecting exact conversions
Frequently Asked Questions
-
What is the difference between UK's fluid ounce and US cup?
-
The UK fluid ounce is an imperial volume unit equal to exactly 28.4130625 millilitres, while the US cup is 8 US fluid ounces or 236.5882365 milliliters. They come from different measurement systems which causes slight volume differences.
-
Can I use this tool to convert recipes between UK and US measurements?
-
Yes, this converter is designed to help translate liquid volume measurements from the UK imperial system to US customary units, making recipe adaptation easier.
-
Why do some US cups have a volume of 240 mL in nutrition labels?
-
Certain US nutrition labeling standards define a legal cup as 240 milliliters, which slightly differs from the standard US customary cup volume of 236.588 milliliters.
Key Terminology
-
Fluid ounce (UK)
-
A unit of liquid volume in the British imperial system, exactly 1/160 of an imperial gallon or 28.4130625 millilitres.
-
Cup (US)
-
A US customary volume unit used primarily in cooking, equal to 8 US fluid ounces or 236.5882365 milliliters.
-
Imperial gallon
-
A volume measurement unit in the British imperial system, where the fluid ounce (UK) is defined as 1/160 of this gallon.