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

The tech did not have a medical license but was instructed by Prasad to perform at least one inappropriate task from a list that includes scope insertion, scope manipulation, manipulating an instrument over polyps or tissue, or removing polyps or tissue. —Mary Walrath-Holdridge, USA TODAY, 16 Aug. 2024

The actual insertion of the needle and catheter (the tiny tube that delivers the medicine) is timed to be done between contractions so that the pregnant person can hold still. —Robin Elise Weiss, Phd, Parents, 22 July 2024

The problem is that the targeting sequences in the loops are quite short, with the insertion site targeted by a recognition sequence that's only four to seven bases long. —John Timmer, Ars Technica, 26 June 2024

Some organizations are wising up to pain management around IUD insertion and replacement. —Korin Miller, Flow Space, 9 Aug. 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