Definition, Meaning & Synonyms

common-ancestry

Noun
/ˈkɒm.ən ˈæn.sɛ.stri/
Definition
A concept in biology referring to a shared lineage or descent between different species or groups.
Examples
  • All living organisms on Earth share a common ancestry.
  • The theory of evolution is based on the idea of common ancestry among different species.
  • Researchers studied the genetic similarities to trace common ancestry in various animal species.
Meaning
Common ancestry indicates that two or more species have evolved from a common ancestor at some point in their evolutionary history.
Synonyms
  • Shared lineage
  • Common descent
  • Shared ancestry