an essential and distinguishing attribute of something or someone
"the quality of mercy is not strained"
Level of excellence.
"The quality of her singing impressed everyone who attended the concert."
In plain English: Quality is how good something is at doing what it's supposed to do.
"The quality of the food at this restaurant is excellent."
Being of good worth, well made, fit for purpose.
"The artisan insisted on using only high-quality leather to ensure the bag would last a lifetime."
In plain English: Quality means being really good or having high standards.
"The quality of his work shows that he is very talented."
Usage: Use quality as an adjective to describe something that is well-made or possesses high standards rather than simply being expensive. It often appears in phrases like "high-quality materials," where it emphasizes durability and fitness for a specific purpose over mere cost.
The word "quality" entered English via Middle English and Old French from the Latin qualitas, which originally meant "of what kind." This Latin term was created by Cicero as a direct translation of Plato's Ancient Greek concept for describing the nature or kind of something.