ガラス・硝子garasu

1. nounglass; pane
   テーブルの上うえにガラスのコップがある。↗

   There is a glass on the table.

• Related玻璃はりWrittenOld written name for glass; originally the colorless quartz prized as one of the seven treasures. Almost never used today — say 「ガラス」.
• RelatedギヤマンWrittenEdo-period word for glass and glasswork, with a historical flavor; now mostly seen in names of craft items. In everyday speech use 「ガラス」.
• RelatedビードロNeutralHistorical name for glass; today it usually means the glass toy that pops softly when blown, like the Nagasaki specialty. Say 「ガラス」 for glass.

Modern glass is written 「ガラス」. 「玻璃」 is an archaic name, 「ギヤマン」 the Edo-period word for glassware, and 「ビードロ」 now mainly the blown glass toy; use 「ガラス」 normally.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 水晶すいしょう。
2. ガラス。