flint glass

1. 1.

   optical glass of high dispersion and high refractive index

   Synonymsoptical flint

   Broaderoptical glass

Questions about flint glass

What does flint glass mean?

flint glass means "optical glass of high dispersion and high refractive index".

What is another word for flint glass?

Close synonyms include optical flint. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is flint glass a common word?

flint glass is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.