insertion

noun

in·​ser·​tion in-ˈsər-shən 

1

: something that is inserted: such as

a

: the part of a muscle that inserts

b

: the mode or place of attachment of an organ or part

c

: embroidery or needlework inserted as ornament between two pieces of fabric

d

: a section of genetic material that is inserted into an existing gene sequence

2

a

: the act or process of inserting

b

: the mutational process producing a genetic insertion

insertional

in-ˈsər-sh(ə-)nəl 

adjective

Examples of insertion in a Sentence

Treatment may include the insertion of a tube in his ear.

The report contains a number of insertions.

Recent Examples on the Web

Uterine Perforation Uterine perforation—a small hole or tear in the uterine walls—can occur during IUD insertion. —Wendy Wisner, Health, 28 Oct. 2024

In her comment section, other people commiserated over how their IUD insertions had brought the worst pain of their lives. —Alyssa Goldberg, USA TODAY, 25 Oct. 2024

Louisiana’s law could also make pharmacists less likely to fill misoprostol prescriptions for people miscarrying at home, or even for non-pregnant patients taking the drug before IUD insertions or diagnostic procedures called hysteroscopies. —Susan Rinkunas, refinery29.com, 28 Oct. 2024

This procedure involves the insertion of a colonoscope (a long, flexible tube with a camera) into your rectum to view the colon. —Anna Giorgi, Verywell Health, 15 Oct. 2024

Word History

First Known Use

1539, in the meaning defined at sense 1

Kids Definition

insertion

noun

in·​ser·​tion in-ˈsər-shən 

1

: the act or process of inserting

2

a

: something inserted

b

: the part of a muscle that is attached to a part to be moved

3

: the mode or place of attachment of an organ or part

Medical Definition

insertion

noun

in·​ser·​tion in-ˈsər-shən 

1

: the part of a muscle by which it is attached to the part to be moved compare origin sense 2

2

: the mode or place of attachment of an organ or part

3

a

: a section of genetic material inserted into an existing gene sequence

b

: the mutational process producing a genetic insertion

insertional

-shnəl, -shən-ᵊl 

adjective