genealogy

[ jee-nee-ol-uh-jee, -al-, jen-ee- ]
/ ˌdʒi niˈɒl ə dʒi, -ˈæl-, ˌdʒɛn i- /

noun, plural ge·ne·al·o·gies.

a record or account of the ancestry and descent of a person, family, group, etc.
the study of family ancestries and histories.
descent from an original form or progenitor; lineage; ancestry.
Biology. a group of individuals or species having a common ancestry: The various species of Darwin's finches form a closely knit genealogy.

Origin of genealogy

1250–1300; Middle English genealogie < Middle French < Late Latin geneālogia < Greek geneālogía pedigree, equivalent to geneā́ race (see gene) + -logia -logy

Related forms

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for genealogy

British Dictionary definitions for genealogy

genealogy

/ (ˌdʒiːnɪˈælədʒɪ) /

noun plural -gies

the direct descent of an individual or group from an ancestor
the study of the evolutionary development of animals and plants from earlier forms
a chart showing the relationships and descent of an individual, group, genes, etc

Derived Forms

genealogical (ˌdʒiːnɪəˈlɒdʒɪkəl) or genealogic, adjectivegenealogically, adverbgenealogist, noun

Word Origin for genealogy

C13: from Old French genealogie, from Late Latin geneālogia, from Greek, from genea race
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for genealogy

genealogy

[ jē′nē-ŏlə-jē, -ăl-, jĕn′ē- ]

n.

A record or table of the descent of a person, family, or group from an ancestor or ancestors; a family tree.
The study or investigation of ancestry and family histories.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.