terminator

in biotechnology
https://doi.org/10.1351/goldbook.T06275
A @ST06775@ of @D01597@ lying beyond the 3' end of the coding segment of a @G02604@ which is recognized by @R05386@ polymerase as a signal to stop synthesizing @M03857@.
Source:
PAC, 1992, 64, 143. (Glossary for chemists of terms used in biotechnology (IUPAC Recommendations 1992)) on page 166 [Terms] [Paper]