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