noun
gemmail; stained glass art
A specific type of stained glass art where pieces of glass are layered without lead, creating a luminous effect. The term is a French loanword and may be unfamiliar to many Japanese speakers outside of art contexts.
from French
ジェマイユは、鉛を使わずにガラスを重ねる技法です。
Gemmail is a technique of layering glass without using lead.
美術館で美しいジェマイユの作品を見ました。
I saw a beautiful gemmail artwork at the museum.