Carragheen, also known as Irish moss, is a type of seaweed that is popularly used in the food industry as a thickening agent. Its unique properties make it an invaluable ingredient in many dishes. But if you're looking for different words to describe carragheen, you might consider the term "Chondrus crispus," which is the scientific name for this species of seaweed. Other synonyms for carragheen include "red seaweed," "mossy seaweed," and "jelly moss." These alternative names give an idea of the texture and appearance of carragheen, making it easier to identify and use in recipes.