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.
The word sequester describes being kept away from others. If your sister tells you to stay out of the way so she can cook dinner for her new boyfriend, you might sequester yourself in your room. Legal types may be familiar with the word sequester since itâs often used in relation to a jury for an important trial. In that case, members of the jury are sequestered, meaning they aren't allowed to watch the news or read articles that could influence their judgment.