![gallo gallo](https://www.tekportal.net/wp-content/uploads/2019/02/gallo-9824.jpg)
noun
- Robert (Charles),born 1937, U.S. scientist, specializing in cancer and AIDS research.
- a combining form representing Gallic in the formation of compound words: Gallo-Romance.
combining form
- denoting Gaul or FranceGallo-Roman
- American virologist who was one of the first to identify the virus that causes AIDS and to develop a test for it.