genealogy

noun

ge·​ne·​al·​o·​gy ˌjē-nē-ˈä-lə-jē 

also

-ˈa-lə- 

 also  ˌje-nē-

plural genealogies

1

: an account of the descent of a person, family, or group from an ancestor or from older forms

2

: regular descent of a person, family, or group of organisms from a progenitor (see progenitor sense 1) or older form : pedigree

3

: the study of family ancestral lines

4

: an account of the origin and historical development of something

genealogical

ˌjē-nē-ə-ˈlä-ji-kəl 

ˌje-nē-

adjective

genealogically

ˌjē-nē-ə-ˈlä-ji-k(ə-)lē 

ˌje-nē-

adverb

Synonyms

• ancestry
• birth
• blood
• bloodline
• breeding
• descent
• extraction
• family tree
• line
• lineage
• origin
• parentage
• pedigree
• stock
• strain

Examples of genealogy in a Sentence

They've been researching their genealogies.

has a distinguished genealogy that traces back to William the Conqueror

Recent Examples on the Web

Capri, on the other hand, has a much shorter genealogy. —Vanessa Friedman, New York Times, 10 Apr. 2025

How Are Cory Booker and RuPaul Related? Booker and RuPaul first learned they were related during an episode of the PBS genealogy series Finding Your Roots in October 2020. —Lee Habeeb, MSNBC Newsweek, 3 Apr. 2025

Forensic investigative genetic genealogy can potentially find more distant relatives, according to Wiebe. —Kate Linderman, Kansas City Star, 1 Apr. 2025

The paper proceeds to paste together a transhistorical collage of names (Aristotle, Carl Linnaeus, Giovanni Morelli, Giorgio Vasari) in the service of the idea that partnership between the arts and science (both undefined) has an illustrious genealogy. —Sonja Drimmer, Artforum, 1 Apr. 2025

Word History

Etymology

Middle English genealogie, from Anglo-French, from Late Latin genealogia, from Greek, from genea race, family + -logia -logy; akin to Greek genos race

First Known Use

14th century, in the meaning defined at sense 1

Rhymes for genealogy

• aetiology
• anthropology
• archaeology
• archeology
• audiology
• cardiology
• climatology
• cohomology
• cosmetology
• criminology
• demonology
• dermatology

Kids Definition

genealogy

noun

ge·​ne·​al·​o·​gy ˌjē-nē-ˈäl-ə-jē  ˌjen-ē- 

-ˈal-

plural genealogies

1

: the line of ancestors of a person or family or a history of such a line of ancestors

2

: the study of family lines of ancestors

genealogical

ˌjē-nē-ə-ˈläj-i-kəl 

ˌjen-ē-

adjective

genealogically

-k(ə-)lē 

adverb

genealogist

-ˈäl-ə-jəst

-ˈal-

noun