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