an ‧ te ‧ na ‧ tal /ˌæntɪˈneɪtl◂/ BrE AmE adjective [only before noun]
British English relating to the medical care given to women who are going to have a baby SYN prenatal ⇨ postnatal :
an antenatal clinic
regular antenatal care
Many young mothers do not attend antenatal classes.