معنی کلمه : tralucency
English
Translucency; as, the tralucency of a gem.
That part of the treadboard of a stair which projects over the riser; hence, any like projection, as the projecting edge of a molding.

Translucency; as, the tralucency of a gem.
That part of the treadboard of a stair which projects over the riser; hence, any like projection, as the projecting edge of a molding.