Delbrück (děl'br k') Pronunciation Key
German-born American biologist who was a pioneer in the study of molecular genetics. He discovered in 1946 that viruses can exchange genetic material to create new types of viruses. He shared a 1969 Nobel Prize for his work in viral genetics. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
| a chattering or flighty, light-headed person. |
Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.