| 释义 |
sco·to·ma
\skəˈtōmə, skōˈ-\ noun
(plural scotomas \-məz\ ; or scotomata \-məd.ə\)
Etymology: New Latin scotomat-, scotoma, from Medieval Latin, dimness of vision, from Greek skotōmat-, skotōma, from skotoun to darken, blind, from skotos darkness — more at shade
: a blind or dark spot in the visual field |