noun
disparity
dih-SPAIR-ih-tee/dɪˈspærəti/
A noticeable difference or inequality between things.
The bowls reveal a striking disparity: one overflows with grain while the other is nearly empty.

Etymology
With dis- negating paritas, “equality,” disparity names a lack of parity. Its use for unequal rank or condition connects this underlying contrast with noticeable inequalities between things.
In context
there's a disparity between the sizes measured in the field versus sizes reported in Boulder County's Assessor records
More examples
- The disparity between the two estimates surprises us.
- Better school funding can reduce educational disparities.
- There is a striking disparity in resources between these hospitals.
Forms
disparity · disparities
disparate adjective — Noticeably different in kind or character.
Similar words
- difference
- A broader term that need not suggest inequality or significance.
- inequality
- Emphasizes unequal amounts, treatment, or opportunity rather than general difference.
- discrepancy
- Usually suggests a mismatch between things expected to agree.