adjective
consistent
kun-SIS-tunt/kənˈsɪstənt/
Staying the same in behavior, quality, or results over time.
The baker produces loaves of consistent shape and quality.

Etymology
The underlying image of “standing together” became standing in agreement. The modern sense extends that agreement across repeated behavior or results: they remain in line with one another.
In context
the jagged peaks and valleys of mass along a test length. A lower U% means those peaks and valleys are minimal, meaning your yarn is highly consistent.
More examples
- The sauce needs a consistent texture.
- He is consistent in applying the rules.
- We need more consistent measurements.
Forms
consistent
consistently adverb — in a steady or uniform way
consistency noun — steadiness or uniformity