Lunulate, a word that means "shaped like a small crescent moon", is only one of many descriptive words in the English language. There are various synonyms that convey the same meaning including crescent-shaped, moon-shaped, and sickle-shaped which all reference the distinctive curve of a crescent moon. Other terms that can be used to describe objects with a similar shape as lunulate include falcate, arcuate, and curved. These synonyms provide the same level of precision to your writing as using the word lunulate, and choosing the best synonyms for a given context provides an opportunity to add variety and interest to your writing repertoire.