origin

noun

or·​i·​gin ˈȯr-ə-jən 

ˈär-

1

: ancestry, parentage

was of humble origin

She is of French origin.

2

a

: rise, beginning, or derivation from a source

the origin of life on earth

The word "algebra" is of Arabic origin.

b

: the point at which something begins or rises or from which it derives

the origin of the custom

a game of recent origin

also : something that creates, causes, or gives rise to another

a spring is the origin of the brook

3

: the more fixed, central, or larger attachment of a muscle

4

: the intersection of coordinate axes

Synonyms of origin

• source
• cradle

Choose the Right Synonym for origin

origin, source, inception, root mean the point at which something begins its course or existence.

origin applies to the things or persons from which something is ultimately derived and often to the causes operating before the thing itself comes into being.

an investigation into the origin of baseball

source applies more often to the point where something springs into being.

the source of the Nile

the source of recurrent trouble

inception stresses the beginning of something without implying causes.

the business has been a success since its inception

root suggests a first, ultimate, or fundamental source often not easily discerned.

the real root of the violence

Examples of origin in a Sentence

Her ethnic origins are French.

the origins of human language remain a matter of considerable debate

Recent Examples on the Web

The origins of the Upside Down are entangled with the origins of Stranger Things itself. —Nick Romano, Entertainment Weekly, 26 Dec. 2025

The origin and cause of the fire were being investigated by the Needham Fire Department, Needham Police Department, State Police fire investigators assigned to the State Fire Marshal’s office, and State Police assigned to the Norfolk DA’s office. —Rick Sobey, Boston Herald, 25 Dec. 2025

Their origins came from a wanderlusting Russian plant-lover named Nikolai Vavilov who dreamed of a one-stop shop for seeds from all over the world for researchers, scientists, and breeders to learn from and use to fight famine. —Julia Daye, Popular Science, 25 Dec. 2025

Inspiration for the Mean Green nickname came from a 1966 game against Texas-El Paso, though there are two origin stories. —Kirk Kenney, San Diego Union-Tribune, 24 Dec. 2025

Word History

Etymology

Middle English origine, from Latin origin-, origo, from oriri to rise — more at orient entry 2

First Known Use

15th century, in the meaning defined at sense 1

Phrases Containing origin

• country of origin
• have one's origin
• in origin
• of humble origin(s)
• of recent origin
• of unknown origin
• place of origin
• point of origin

Rhymes for origin

• orogen

Kids Definition

origin

noun

or·​i·​gin ˈȯr-ə-jən 

ˈär-

1

: ancestry sense 1, parentage

2

a

: a rising, beginning, or coming from a source

b

: basic source or cause

3

: the intersection of the x-axis and y-axis on a graph

Etymology

Middle English origine "ancestry," from Latin origin-, origo, from oriri "to rise" — related to aborigine, orient see Word History at orient

Medical Definition

origin

noun

or·​i·​gin ˈȯr-ə-jən, ˈär- 

1

: the point at which something begins or rises or from which it derives

2

: the more fixed, central, or larger attachment of a muscle compare insertion sense 1