Nystagmus
/nɪsˈtæɡ.məs/noun
Involuntary eye movement that can lead to reduced vision and depth perception.
Did you know?The term 'nystagmus' is derived from the Greek word 'nystagmos', which means 'to nod' or 'to be dizzy', hinting at the chaotic dance of the eyes.
Etymological Timeline
Ancient Greek
Greek
νυσταγμός (nystagmos)
“A state of drowsiness or nodding off, suggesting a loss of control.”
Medieval Latin
Latin
nystagmus
“Adopted from Greek, referring to the same involuntary eye movement.”
16th Century
English
nystagmus
“Introduced into English medical terminology to describe this specific eye condition.”
Modern English
English
nystagmus
“Used in contemporary medicine to diagnose and describe various types of eye movement disorders.”