Surely that large head, that solid, square outline was familiar!
Its square outline can just be picked out as slight humps in the grass.
In an instant he was racing toward the square outline of a roof scuttle.
He pointed at the large square outline in the black barrier.
"My vision has identified a small square outline that likely represents the opening."
The square outline of a closed panel was evident.
He saw the square outline of a trapdoor in the ceiling.
The square outline of the cube was shimmering, and as they watched, the entire structure faded away.
A square outline with some design inside it.
As they proceeded, it gradually lost its square outline, becoming rounded.