Subnormal, poor growth of the fetus.
Note: Growth restriction can be due to maternal or fetal causes, as well as to malnutrition and toxic exposures.
Source:
PAC, 2016, 88, 713. 'Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)' on page 770 (https://doi.org/10.1515/pac-2015-1202)