Main Entry: ²obscure

Function: transitive verb

Inflected Form(s): ob·scured; ob·scur·ing

Date: 15th century

1 : to make dark, dim, or indistinct
2 : to conceal or hide by or as if by covering
3 : to reduce (a vowel) to the value \ə\

— ob·scu·ra·tion \ˌäb-skyu̇-ˈrā-shən\ noun