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