Part of speech: Adjective
relating to or having the characteristics of a family
Example: children of the same familial background; familial aggregation
Part of speech: Adjective
occurring among members of a family usually by heredity
Example: an inherited disease; familial traits; genetically transmitted features
The word "familial" comes from Proto-Indo-European *-li-. It started in Latin -ālis. Then it appeared in French -al. Later, people used it in Proto-Indo-European *dʰh₁-m-eló-. After that, it was Latin familia. Over time, it became French familial.
familiar – A related word in the same word family.
This word's path shows how empires, trade, and scholarship spread vocabulary across continents.