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amblyopia

American  
[am-blee-oh-pee-uh] / ˌæm bliˈoʊ pi ə /

noun

Ophthalmology.
  1. dimness of sight, without apparent organic defect.


amblyopia British  
/ ˌæmblɪˈɒpɪk, ˌæmblɪˈəʊpɪə /

noun

  1. impaired vision with no discernible damage to the eye or optic nerve

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Derived Forms

Etymology

Origin of amblyopia

1700–10; < New Latin < Greek amblyōpía, equivalent to amblý ( s ) dull + -ōpiā -opia

Vocabulary lists containing amblyopia

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Amblyopia - often referred to as lazy eye - is a condition where sight does not develop properly in one eye.

From BBC • Oct. 18, 2025

Amblyopia is when the vision in one eye does not develop properly and can be triggered by a squint or being long-sighted.

From Science Daily • Mar. 7, 2024

There were some interesting findings — such as the Amblyopia revelation — but most of the pages were heavily redacted and none reported formal conclusions.

From Los Angeles Times • Jul. 1, 2018

As boys, Kellman and Shafran shared the same vision problem: Amblyopia, a condition in which the brain and eye are out of sync, resulting in a lazy eye.

From Los Angeles Times • Jul. 1, 2018

Amaurosis, am-aw-rō′sis, n. total blindness when no change can be seen in the eye sufficient to account for it; Amblyopia being partial loss of sight under similar circumstances.

From Chambers's Twentieth Century Dictionary (part 1 of 4: A-D) by Various

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