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