Definition of Rous sarcoma in English:

Rous sarcoma

Syllabification: Rous sar·co·ma
Pronunciation: /ˌrous särˈkōmə


A form of tumor, caused by an RNA virus, that affects birds, particularly poultry.
More example sentences
  • The first tumor-causing virus identified in any organism was the Rous sarcoma virus in chickens.
  • They started by studying the Rous sarcoma virus, named after Peyton Rous.
  • The doctor says I should rest up and be thankful that it wasn't Rous sarcoma virus - there's a nasty lot of it about at the moment.


early 20th century: named after Francis P. Rous (1879–1970), US physician.

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Word of the day demoralize
Pronunciation: dəˈmôrəˌlīz
cause (someone) to lose confidence or hope; dispirit