common ancestor

Noun

 * 1) An ancestor that two or more descendants have in common.
 * The monarchs of Spain and the UK have a common ancestor namely Queen Victoria.
 * The chimpanzee and the gorilla have a common ancestor.
 * The theory of evolution states that all life on Earth has a common ancestor.

Translations

 * Finnish: yhteinen esi-isä
 * German: gemeinsamer Vorfahre
 * Hungarian: közös ős
 * Russian: о́бщий пре́док