scotoma

noun

sco·​to·​ma skə-ˈtō-mə 

plural scotomas or scotomata skə-ˈtō-mə-tə 

: a spot in the visual field in which vision is absent or deficient

Examples of scotoma in a Sentence

Recent Examples on the Web

Symptoms may be mild and temporary, or leave some viewers with blind spots called scotomas. —Bruce Henderson, charlotteobserver, 12 July 2017

Word History

Etymology

New Latin, from Medieval Latin, dimness of vision, from Greek skotōmat-, skotōma, from skotoun to darken, from skotos

First Known Use

1822, in the meaning defined above

Medical Definition

scotoma

noun

sco·​to·​ma skə-ˈtō-mə 

plural scotomas or scotomata -mət-ə 

: a spot in the visual field in which vision is absent or deficient