A complete musical sentence.

To put an end to.

The termination or completion of a revolution, cycle,
series of events, single event, or act; hence, a limit; a bound; an
end; a conclusion.

The time of the exacerbation and remission of a disease, or
of the paroxysm and intermission.

A complete sentence, from one full stop to another; esp., a
well-proportioned, harmonious sentence.

One of the great divisions of geological time; as, the
Tertiary period; the Glacial period. See the Chart of Geology.

A portion of time as limited and determined by some
recurring phenomenon, as by the completion of a revolution of one of
the heavenly bodies; a division of time, as a series of years, months,
or days, in which something is completed, and ready to recommence and
go on in the same order; as, the period of the sun, or the earth, or a
comet.

i. süre, devre, dönem; ders saati. I went through a difficult period after the divorce. (Boşanmadan sonra zor bir dönemden geçtim.)

A stated and recurring interval of time; more generally, an
interval of time specified or left indefinite; a certain series of
years, months, days, or the like; a time; a cycle; an age; an epoch;
as, the period of the Roman republic.

The punctuation point [.] that marks the end of a complete
sentence, or of an abbreviated word.