post-implantation

https://doi.org/10.1351/goldbook.11109

Occurring after the early embryo embeds in the lining of the uterus.

Source:
PAC, 2016, 88, 713. 'Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)' on page 794 (https://doi.org/10.1515/pac-2015-1202)