This is the entrance into the “penumbra” (or “Partial shade”).

The idea of change is there, I am willing to grant, but it is hidden in the penumbra.

The penumbra will last quite a long time yet, but it will gradually get fainter and fainter.

Two tears, phosphorescent in the penumbra, rolled from the eyes of the painter.

Each spot is quite sharply divided into an umbra and a penumbra.

To-day, even, we can see the Dawn: the Penumbra is vanishing.

Now I will try and explain to you what the Penumbra is and how it is produced.

And Porter was still working away, looking ghostly in the penumbra.

Thus they were in a little island of pink light surrounded by penumbra.

The answer is not yet made, the oracle has not spoken, and we must not invade the penumbra of genius.