outlier.

A data point, person, or case that stands apart from the usual pattern or grouping.

Use it for

Words that belong together

• statistical outlier
• identify an outlier
• outlier in the data

On the page

One unusually large value was an outlier in the sample.

The village remained an outlier in a region of rapidly growing towns.

Before deleting the outlier, she checked the original measurement.

Usage notes

Primary category: academic. Forms: Singular outlier; plural outliers. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.