P / pĕrĭŏdĭcus
adjective greek

pĕrĭŏdĭcus

fem. pĕrĭŏdĭca · neut. pĕrĭŏdĭcum
= περιοδικός
that returns at stated times; periodical
that returns at stated times, periodical (post-Aug.), Plin. 20, 3, 8, § 15: typi, Cael. Aur. Acut. 1, 14, 110.