English Lexicon

Lazy eye

/ˈleɪ.zi aɪ/
nounCEFR B2 (Upper)Top #28500 frequency
Full Thesaurus

Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A common visual defect, clinically known as amblyopia, in which one eye fails to achieve normal visual acuity, often because the brain favors the other eye.

    "Early detection and treatment of a lazy eye in young children can significantly improve their long-term vision."
  2. 2

    Strabismus, a condition where the eyes do not properly align with each other when focusing on an object.

    "Her lazy eye became more noticeable whenever she was extremely tired or stressed."

Thesaurus & Semantic Spectrum

Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term is a colloquial compound combining 'lazy', originating from Middle English 'lasy' meaning idle or sluggish, and 'eye', from Old English 'ēage'. It entered common medical and everyday parlance in the 20th century as a descriptive equivalent for the clinical condition amblyopia, reflecting the reduced function of the affected organ.

Quick Vocabulary Retention Check

Which of the following is the closest synonym for "Lazy eye"?

Thesaurus & Synonyms Graph

Explore Nuanced Synonyms for "Lazy eye"

Discover exact matches, context-specific alternatives, and antonyms with intensity ratings in the VocabDictionary Thesaurus.

View "Lazy eye" Synonym Map