outlier
Meaning
A person or thing that is different from or situated away from the main group or body.
A data point that differs significantly from other observations in a statistical sample.
Structure
Usage
The remote village was considered an outlier, disconnected from the nation's economic development.
The scientist carefully examined the data to determine if the unusual result was a genuine discovery or just an outlier.
His unconventional ideas made him an outlier in the traditionally conservative field.
Etymology
The word 'outlier' is a transparent English compound formed from native elements. The prefix 'out-' establishes a core sense of exteriority or separation. This is combined with 'lier', an agent noun from the verb 'lie' in its now-archaic sense of "to be situated or positioned." The term originally described a person who resided away from their legal parish or a rock formation isolated from its main geological body. This literal sense of physical separation evolved logically into its modern statistical and figurative meanings, denoting any element that stands apart from a defined set or norm.
Analysis
- out: Old English origin, meaning "outside, outward, beyond." Functions as a prefix indicating external location or exclusion. - lier: Derived from the verb 'lie' (Old English licgan, meaning "to be situated"). The '-er' suffix (Old English -ere) forms an agent noun, meaning "one who does or is." Here, it means "one who lies/is situated."