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Definition of looking glass
looking glass
Plural:looking glasses
looking glass Lexical Profile
CEFR
C1
Grade
7
Tier
2
Usage
Rare
• noun
1
A mirror made of glass with a metallic backing, used for viewing one's reflection.
Example
"She adjusted her wide-brimmed hat in the ornate silver looking glass before leaving the bedchamber."
Synonyms
View all synonyms for looking glassWord Nuance & Usage
While once the standard term, 'looking glass' is now highly archaic or literary, having been almost entirely replaced in everyday English by the word 'mirror'.
Word Origin & Etymology
Originated in the early 16th century by combining the participle 'looking' (the act of viewing) with 'glass' (referring to a pane of glass backed by reflective metal).
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Looking glass. In Wordmom Dictionary. Retrieved Oct 14, 2026, from https://wordmom.com/dictionary/looking glass