"Citr" is a word that may not be familiar to many people, but it is a prefix that is used in certain fields and areas of study. The word "citr-" comes from the Latin word for "lemon" or "lime," and it is often used to describe things that have a sour or acidic quality. Some synonyms for "citr" include "acid," "lemon-," "lime-," and "sour-." These words are often used in chemistry, biology, and food science to describe the properties of various substances, compounds, and foods. Understanding these synonyms can be useful when reading scientific papers or engaging in conversations about these topics.