transcription, транскрипция: [ pɪəriɒdɪkəl ]
( periodicals)
1.
Periodicals are magazines, especially serious or academic ones, that are published at regular intervals.
The walls would be lined with books and periodicals.
N-COUNT
2.
Periodical events or situations happen occasionally, at fairly regular intervals.
She made periodical visits to her dentist.
= periodic
ADJ : usu ADJ n
• pe‧ri‧odi‧cal‧ly
Meetings are held periodically to monitor progress on the case...
ADV : ADV with v