water-glass noun. ['wɔ:tǝglɑ:s] E17.
[from WATER noun + GLASS noun.]
1. A glass vessel for holding water, esp. a vase for flowers or plants. E17.

2. A water-clock. M17.

3. A glass finger-bowl. M-L18.

4. An instrument for making observations beneath the surface of water, consisting of a bucket with a glass bottom. E19.

5. An aqueous solution of sodium or potassium silicate which solidifies when exposed to the air, used as a vehicle for fresco painting, as a fire-resistant paint, for pickling eggs, etc. M19.

[TahlilGaran] English Dictionary ▲