metabolic half-life (metabolic half-time)

https://doi.org/10.1351/goldbook.MT06830
Time required for one-half of the quantity of a substance in the body to be metabolised.
Source:
PAC, 2004, 76, 1033. 'Glossary of terms used in toxicokinetics (IUPAC Recommendations 2003)' on page 1059 (https://doi.org/10.1351/pac200476051033)