ScienceJuly 4, 2026
periodical
/ˌpɪə.riˈɒd.ɪ.kəl/
Definition
A magazine or newspaper published at regular intervals, such as weekly or monthly.
Etymology
Derived from the Greek 'periodikos,' meaning 'recurring at intervals.' It entered English to describe publications released in regular, repeating cycles.
In the news
The article uses the term to describe 'Scientific American,' a prominent publication that shared scientific updates and influenced historical theories about the sun.
Space science has come a long way since July 4, 1776. Here's a look back at the saga
Read the full article ↗Space