British imperial liquid measures refer to the standard units of measurement used in the United Kingdom to quantify liquid volume. The most commonly used imperial liquid measures are gallons, pints, and fluid ounces. These units are still in use in some countries today, including the UK. If you're looking for synonyms for this term, you might refer to "imperial liquid measurements," "British volume units," or "British liquid measures." Other related terms could include "metric liquid measurements" or "imperial weight measurements," which refer to the standard units of measurement used in the UK and other countries to quantify weight.