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