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