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