Being an essential and permanent part of something.
Being an included feature that normally comes as an extra.
Constructed as a non-detachable part of a larger structure.
Anything (such as a piece of furniture, or a software feature) that is built in, not added as an extra.
Being of good worth, well made, fit for purpose; of high quality.
The third step in OPQRST where the responder investigates what the NOI/MOI feels like.
A newspaper with relatively serious, high-quality content.
Something that differentiates a thing or person.
Level of excellence.
The degree to which a man-made object or system is free from bugs and flaws, as opposed to scope of functions or quantity of items.
In a two-phase liquid–vapor mixture, the ratio of the mass of vapor present to the total mass of the mixture.