it is because opaque
That would be 'opaque'.
It was hard to see through the opaque windows.
Yes. Opaque means you can not see any light through the object.
Transparent
Watercolor that has been made opaque by adding inert white pigment to it is called "gouache".
It is a kind of watercolor, but gouache is heavier and more opaque, with greater reflective qualities.
"GOUACHE", paints, (pronounced 'g-wash') are water soluble paints in the watercolor family. Unlike traditional watercolor paint, which is translucent, gouache is an opaque medium, with a matte finish as opposed to a lustre. It can be mixed with traditional watercolor, and painted OVER watercolor, for interesting effect.
An albugo is another name for a leucoma, an opaque area or scar on the cornea of the eye.
Water color does not necessarily change when freezing, it simply becomes more opaque. The molecules are moving less, causing the water to turn to a solid.
gouache. Gouache has more body and dries more slowly than watercolor paint. It is a good medium for creating bright colors and meticulous details and is often used for design and fine artwork.
Trees, rocks, opaque walls
Carbonado, a form of opaque or dark-colored diamond used for drills.
Dave painting
Very difficult to find an answer. Quite a few watercolor artists are called Hilda.
Frederick Wong has written: 'Oriental Watercolor Techniques' -- subject(s): Technique, Watercolor painting, Watercolor painting, Japanese, Watercolor painting, Chinese, Chinese Watercolor painting, Japanese Watercolor painting
The Watercolor was created in 2009.