a: camera obscura b: a device that consists of a lightproof chamber with an aperture fitted with a lens and a shutter through which the image of an object is projected onto a surface for recording (as on film) or for translation into electrical impulses (as for television broadcast). â off camera. 1.
/seÂ·quesÂ·ter/ (se-kwesÂ´ter) 1. to detach or separate abnormally a small portion from the whole. See sequestration and sequestrum. 2. to isolate a constituent of a chemical system by chelation or other means.
Related to sequestration: Pulmonary sequestration, sequestration crisis. In the context of trials, the isolation of a jury from the public, or the separation of witnesses to ensure the integrity of testimony. In other legal contexts the seizure of property or the freezing of assets by court order.