The opacity of this glass helps to maintain the privacy of the room.

This glass is completely opaque.

The doctor said that his vision loss was due to a problem with the vitreous body.

This plan was perfectly successful.

His ophthalmologist found an abnormality in the vitreous body.

He accidentally broke the glass.

This project has been completed in its entirety.

She succeeded in breaking the glass ceiling.

This beautiful uranium glass vase glows in the dark.

Her heart of glass was easily broken by his words.