Definition of "understandability" [understandability]
The property of being understandable.(noun)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "understandability" in a sentence
""Beth has a talent for adding insight and 'understandability' to the unique specialties of her guests," said Bonita Banducci, the author of Unmasking the Gender Effect who has appeared on Wilson's show."
"The point of course is that really terrible punctuation does affect what you would probably call "understandability" and I would call the ability to understand."
"Marks awarded based on understandability of the code."