anti-aliasing

noun

an·​ti-ali·​as·​ing ˌan-tē-ˈā-lē-ə-siŋ 

-ˈāl-yə-, 

ˌan-ˌtī- 

variants or antialiasing

: a procedure used in digital graphics processing for smoothing lines and removing visual distortions

Word History

Etymology

anti- + alias entry 2 (in sense "spurious frequency generated during digital processing of an image") + -ing entry 1

First Known Use

1981, in the meaning defined above