discharge

https://doi.org/10.1351/goldbook.14592
Release of any waste into the environment from a point source.
Note: Usually applied to release of liquid waste into water but may be applied to release to air.
Source:
PAC, 2009, 81, 829. (Glossary of terms used in ecotoxicology (IUPAC Recommendations 2009)) on page 867 [Terms] [Paper]