what is the defination of period
Answers
Answer:
vertical rows in periodic table is called as period there are 7 period in periodic table
Answer:1.
a length or portion of time.
"he had long periods of depression"
synonyms: time, spell, interval, stretch, term, span, phase, session, bout, run, space, duration, chapter, stage; More
while;
informalpatch
"he had long periods of depression"
a portion of time in the life of a nation, civilization, etc. characterized by the same prevalent features or conditions.
"the early medieval period"
synonyms: era, age, epoch, time, days, years, aeon; More
generation, date
"the post-war period"
a major division of geological time that is a subdivision of an era and is itself subdivided into epochs.
"the Cretaceous period"
each of the set divisions of the day in a school allocated to a lesson or other activity.
"two periods of PE are allocated on the timetable"
synonyms: lesson, class, session
"a double maths period"
each of the divisions of the playing time of a sporting event.
"the Lightnings ran at the Leafs hard in a very rough first period"
2.
PHYSICS
the interval of time between successive occurrences of the same state in an oscillatory or cyclic phenomenon, such as a mechanical vibration, an alternating current, a variable star, or an electromagnetic wave.
ASTRONOMY
the time taken by a celestial object to rotate about its axis, or to make one circuit of its orbit.
MATHEMATICS
the interval between successive equal values of a periodic function.
3.
a flow of blood and other material from the lining of the uterus, lasting for a few days and occurring in sexually mature women who are not pregnant at intervals of about one lunar month until the menopause.
"she's got her period"
synonyms: menstruation, menstrual flow; More
informalthe curse, monthlies, time of the month;
technicalmenses;
archaictime;
rareflowers
"women who suffer from painful periods"
4.
NORTH AMERICAN
a punctuation mark (.) used at the end of a sentence or an abbreviation; a full stop.
synonyms: full stop, full point, point, stop
"a comma instead of a period"
INFORMAL•NORTH AMERICAN
added to the end of a statement to indicate that no further discussion is possible or desirable.
"he is the sole owner of the trademark, period"
synonyms: and that's that, and that is the end of the matter, full stop, finis
"it's a hard job, period"
5.
CHEMISTRY
a set of elements occupying a horizontal row in the periodic table.
6.
RHETORIC
a complex sentence, especially one consisting of several clauses, constructed as part of a formal speech or oration.
MUSIC
a complete idea, typically consisting of two or four phrases.
adjective
adjective: period
belonging to or characteristic of a past historical time, especially in style or design.
"an attractive and beautifully modernized period house"
Phrases
put a period to — put an end to.
"in dry climates, the onset of summer drought may put a period to plant activity"
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