spinningviewer
nounUK /ˈspɪnɪŋ ˈvjuːə/
US /ˈspɪnɪŋ ˈvjuːər/
A spinning viewer is a toy you look into that spins pictures around so you can see them move.
She peeked into the spinning viewer and watched the little horse gallop in circles.
OTHER MEANINGS
2. A device that rotates an object so people can see every side of it.
The museum put the old vase on a spinning viewer so visitors could see the pattern all around.
3. A software tool that turns a 3D model around on the screen.
The website uses a spinning viewer so shoppers can rotate the sneaker and check the sole.
4. A person who spins thread or yarn.
The spinning viewer worked at the wheel all afternoon, turning wool into yarn.