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