Contingency
Future event or circumstance that is regarded as likely to occur, or as influencing present action usually causing problems or making further plans and arrangements necessary.
Glossary Source
JRC EU CBRNe Glossary
(
EU Glossary on Chemical, Biological, Radiological, Nuclear, and Explosive risks
)
https://publications.jrc.ec.europa.eu/repository/bitstream/JRC128863/JRC128863_01.pdf