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