exometabolome

https://doi.org/10.1351/goldbook.09794
Complete set of metabolites outside the cell (extracellular environment).
Source:
PAC, 2018, 90, 1121. 'Terminology of bioanalytical methods (IUPAC Recommendations 2018)' on page 1166 (https://doi.org/10.1515/pac-2016-1120)