Traditional transmission is a design feature of language

Language

Language may refer either to the specifically human capacity for acquiring and using complex systems of communication, or to a specific instance of such a system of complex communication...

 that the anthropologist

Anthropology

Anthropology is the study of humanity. It has origins in the humanities, the natural sciences, and the social sciences. The term "anthropology" is from the Greek anthrōpos , "man", understood to mean mankind or humanity, and -logia , "discourse" or "study", and was first used in 1501 by German...

 Charles F. Hockett

Charles F. Hockett

Charles Francis Hockett was an American linguist who developed many influential ideas in American structuralist linguistics. He represents the post-Bloomfieldian phase of structuralism often referred to as "distributionalism" or "taxonomic structuralism"...

developed to distinguish the features of human language from those of animal communication. He discovered thirteen features that all human languages have. Animals might communicate with some of the thirteen basic design features of language but never with all of them. Traditional transmission is exemplified by the fact that language is learned in social groups. Although there is disagreement about how much linguistic capability humans are born with the only way that humans learn language and refine its use as they grow is in social settings.