broad glass: meaning, definition, pronunciation and examples
Very low (historical/technical term)Historical / Technical / Antique / Architectural
Quick answer
What does “broad glass” mean?
A historical term for a sheet of blown glass that was flattened and spun into a large, circular sheet, typically used for windows before the introduction of modern plate glass.
Audio
Pronunciation
Definition
Meaning and Definition
A historical term for a sheet of blown glass that was flattened and spun into a large, circular sheet, typically used for windows before the introduction of modern plate glass.
The term can also refer to similar types of early, hand-made flat glass, or be used in historical or antiquarian contexts to describe such panes.
Dialectal Variation
British vs American Usage
Differences
The term is equally archaic and specialized in both dialects. No significant usage difference exists.
Connotations
Connotes antiquity, pre-industrial craftsmanship, and historical authenticity.
Frequency
Extremely rare in contemporary use in both regions.
Grammar
How to Use “broad glass” in a Sentence
The window contained original broad glass.They restored the broad glass in the Georgian sash.Vocabulary
Collocations
Examples
Examples of “broad glass” in a Sentence
adjective
British English
- The broad-glass panes had characteristic imperfections.
American English
- They sourced broad-glass windows for the historic replica.
Usage
Meaning in Context
Business
Used in antiques dealing, architectural salvage, and heritage restoration contracting.
Academic
Used in architectural history, material culture studies, and conservation science papers.
Everyday
Virtually never used in everyday conversation.
Technical
Used in heritage building surveys, conservation reports, and historical renovation specifications.
Vocabulary
Synonyms of “broad glass”
Strong
Neutral
Weak
Vocabulary
Antonyms of “broad glass”
Watch out
Common Mistakes When Using “broad glass”
- Confusing it with 'stained glass'. Broad glass refers to the flat pane, not the coloured decoration.
- Using it as a general term for any old glass.
- Assuming it is a synonym for 'plate glass' (which is a later, industrial product).
FAQ
Frequently Asked Questions
No. Broad glass is a hand-made, historical product. Plate glass is a later, industrially produced, ground, and polished glass of much higher quality and size.
Only in very specific contexts related to historical architecture, building conservation, or antiques. It is not a term for general use.
It often has a subtle waviness, small bubbles, and a visible 'bull's eye' or 'crown' (a thickened knob) in the centre if it is crown glass, or other surface irregularities from the hand-working process.
Yes, but only from specialist suppliers who produce authentic reproductions for historical restoration projects. Modern flat glass is not manufactured this way.
A historical term for a sheet of blown glass that was flattened and spun into a large, circular sheet, typically used for windows before the introduction of modern plate glass.
Broad glass is usually historical / technical / antique / architectural in register.
Broad glass: in British English it is pronounced /brɔːd ɡlɑːs/, and in American English it is pronounced /brɔːd ɡlæs/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None”
Learning
Memory Aids
Mnemonic
BROAD GLASS was BROADened by spinning the molten bubble into a wide disk.
Conceptual Metaphor
None common.
Practice
Quiz
What is 'broad glass' primarily associated with?