1. plural of genealogy; records or accounts of the ancestry and descent of a person, family, or group
Usage: countable noun; often used in historical or academic contexts
2. the study or investigation of family histories and ancestral lines
Usage: uncountable when referring to the discipline itself

Examples

• The museum displayed genealogies of several prominent families from the region.
• She spent years researching genealogies to trace her ancestors back to the 1700s.
• Many genealogies in the Bible list the descendants of Adam and Noah.
• The genealogies of European royal families are extensively documented.
• He consulted historical genealogies to verify his family's origins.
• Genealogies can reveal surprising connections between distant relatives.