camera lucida noun phr. [,kam(ǝ)rǝ 'lu:sɪdǝ] Pl. camera lucidas. M18.
[Latin = bright chamber.]
An instrument by which the rays of light from an object are reflected by a prism and produce an image on paper placed beneath the instrument, traceable with a pencil.

[TahlilGaran] English Dictionary ▲