What's the plural form of lichexanthone? Here's the word you're looking for.
Answer
The noun lichexanthone can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be lichexanthone.
However, in more specific contexts, the plural form can also be lichexanthones e.g. in reference to various types of lichexanthones
or a collection of lichexanthones.