I
periodic 'recurring at intervals' BrE AmE ˌpɪər i ˈɒd ɪk ◂ AmE ˌpɪr i ˈɑːd ɪk ◂
▶ ˌ peri ˌ odic ˈ table BrE AmE
II
periodic 'derived by addition of water to I₂O₇' BrE AmE ˌpɜː r aɪ ˈɒd ɪk ◂ AmE ˌpɝː aɪ ˈɑːd-
I
periodic 'recurring at intervals' BrE AmE ˌpɪər i ˈɒd ɪk ◂ AmE ˌpɪr i ˈɑːd ɪk ◂
▶ ˌ peri ˌ odic ˈ table BrE AmE
II
periodic 'derived by addition of water to I₂O₇' BrE AmE ˌpɜː r aɪ ˈɒd ɪk ◂ AmE ˌpɝː aɪ ˈɑːd-
Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012