insertion

in·ser·tion

noun \in-ˈsər-shən\

Definition of INSERTION

1

: something that is inserted: 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

— in·ser·tion·al \-shnəl, -shə-n^əl\ adjective

Examples of INSERTION

1. Treatment may include the insertion of a tube in his ear.
2. The report contains a number of insertions.

First Known Use of INSERTION

1539

Rhymes with INSERTION

assertion, Cistercian, desertion, exertion