Well-defined in a sentence as an adjective

Because they're the same all over the universe, they have a clear wavelength and thus a well-defined, unique energy.

The trick is to make sure that each such term has exactly one well-defined meaning and that it's used consistently everywhere that it applies.

We humans can only "see" excitations with a well-defined mass, or better yet, our detectors can only detect excitations with a well-defined mass.

Building general purpose languages is a process of trying to build abstractions that always have a well-defined translation into something the machine understands.

Well-defined definitions

adjective

having a clean and distinct outline as if precisely cut along the edges; "a finely chiseled nose"; "well-defined features"

See also: chiseled

adjective

accurately stated or described; "a set of well-defined values"

See also: clear