Optics and Spectacles

Optics noun - The branch of physics that studies the physical properties of light.

Spectacles and optics are semantically related. in glass for vision topic. In some cases you can use "Spectacles" instead a noun "Optics".

Nearby Words: optic, optical, optically, optician

Spectacles noun - Optical instrument consisting of a frame that holds a pair of lenses for correcting defective vision.

Optics and spectacles are semantically related. Sometimes you can replace term "Optics" with "Spectacles", this nouns are similar.