The Collaborative International Dictionary
Scotomy
Scotomy \Scot"o*my\, n. [NL. scotomia, from Gr. ? dizziness, fr. ? to darken, fr. sko`tos darkness: cf. F. scotomie.]
Dizziness with dimness of sight. [Obs.]
--Massinger.(Med.) Obscuration of the field of vision due to the appearance of a dark spot before the eye.
Wiktionary
scotomy
n. 1 (context obsolete English) dizziness with dimness of sight 2 (context obsolete English) obscuration of the field of vision due to the appearance of a dark spot before the eye