Meaning of “practicality” - Learner’s Dictionary

practicality

noun [ U ] uk us /ˌpræktɪˈkæləti/
POSSIBLE

the possibility that something can be done successfully:

I like the idea but I'm not sure about the practicality of it.
SUITABLE

how suitable or useful something is for a situation that may involve some difficulty

(Definition of “practicality” from the Cambridge Learner’s Dictionary © Cambridge University Press)