An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

Pertaining to, situated in, or constituting the periphery.

Adj. of → periphery.

In a charge-coupled device, the detection of charge collected by the transport register rather than by the image-sensing elements.

→ peripheral; → response.

In optics, the ability to see over large angles of view.

→ peripheral; → vision.