Mid 19th century; earliest use found in William S. Hamilton (1788–1856), philosopher. From post-classical Latin puberalis of or relating to puberty from classical Latin pūber + -ālis.
Definition of puberal in US English:
puberal
adjectiveˈpjuːb(ə)rəl
Medicine
Pubertal.
Origin
Mid 19th century; earliest use found in William S. Hamilton (1788–1856), philosopher. From post-classical Latin puberalis of or relating to puberty from classical Latin pūber + -ālis.