pe‧ri‧na‧tal /ˌperəˈneɪtl◂, ˌperɪˈneɪtl◂/
adjective technical[
Date: 1900-2000;
Origin: peri- (from Greek; PERICARDIUM) + natal]
at or around the time of birth ⇒
antenatal,
post natal:
a high rate of perinatal mortality [TahlilGaran] Dictionary of Contemporary English ▲