Antonyms
Synonyms
Etymology

1. periodical

noun. ['ˌpɪriːˈɑːdɪkəl'] a publication that appears at fixed intervals.

Etymology

  • periodical (English)
  • -al (English)
  • periodic (English)
  • iodic (English)

2. periodical

adjective. ['ˌpɪriːˈɑːdɪkəl'] happening or recurring at regular intervals.

Etymology

  • periodical (English)
  • -al (English)
  • periodic (English)
  • iodic (English)
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