| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
Wright (rīt), Sir Almroth Edward. 1861-1947.
British physician and pathologist who developed (1896) a vaccine against typhoid fever.