Main Entry:

out·li·er

Pronunciation:

\-ˌlī(-ə)r\

Function:

noun

Date:

1676

1 : a person whose residence and place of business are at a distance 2 : something (as a geological feature) that is situated away from or classed differently from a main or related body 3 : a statistical observation that is markedly different in value from the others of the sample