camera obscura

1. 1.

   a darkened enclosure in which images of outside objects are projected through a small aperture or lens onto a facing surface

   Broaderchamber

Questions about camera obscura

What does camera obscura mean?

camera obscura means "a darkened enclosure in which images of outside objects are projected through a small aperture or lens onto a facing surface".

Is camera obscura a common word?

camera obscura is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.