Gajdusek Gaj·du·sek (gī'də-shěk'), D(aniel) Carleton. Born 1923.
American virologist. He shared a 1976 Nobel Prize for research on the origin and spread of infectious diseases.
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |