Period can be used in several ways. In math and science, it refers to how often a wave or trigonometric function repeats its action; in oceanography, how often the tides raise and lower; in Biology, part of the menstrual cycle involving the flushing of the uterine lining and egg; in schools and study, a section of the day in which one subject in particular is studied for around an hour; in grammar, it is the end of a sentence; in astronomy, the time between the repeat of certain actions such as sunspot and flare activity. There are many other uses which occur less often.
a magazine or journal published at regular intervals, especially weekly, monthly, or quarterly
No.
Entries in a periodical are called either articles or essays. Articles are non-editorial and essays will either heavily reference previous works or be editorial.
ITALICIZED
a periodical database
It can be, referring to one's offspring, or an edition of a periodical. But to issue is a verb with the noun form issuance.
Which periodical do johnson not write for
The Egoist - periodical - ended in 1919.
The Egoist - periodical - was created in 1914.
The Germ - periodical - ended in 1850.
Massis - periodical - was created in 1947.
Hask - periodical - was created in 1932.
The Academy - periodical - was created in 1869.
The Academy - periodical - ended in 1902.
Salmagundi - periodical - was created in 1807.
Salmagundi - periodical - ended in 1808.
Museum - periodical - was created in 1951.
The Dome - periodical - ended in 1900.