periodically

 [peer-ee-od-ik]   Example Sentences

pe·ri·od·ic

1   [peer-ee-od-ik]
adjective
1.
recurring at intervals of time: periodic revivals of an interest in handicrafts.
2.
occurring or appearing at regular intervals: periodic visits of a mail steamer to an island.
3.
repeated at irregular intervals; intermittent: periodic outbreaks of the disease.
4.
Physics. recurring at equal intervals of time.
5.
Mathematics. (of a function) having a graph that repeats after a fixed interval (period) of the independent variable.
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6.
Astronomy.
a.
characterized by a series of successive circuits or revolutions, as the motion of a planet or satellite.
b.
of or pertaining to a period, as of the revolution of a heavenly body.
7.
pertaining to or characterized by rhetorical periods, or periodic sentences.
COLLAPSE
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Origin:
1635–45; < Latin periodicus < Greek periodikós. See period, -ic

Related forms
pe·ri·od·i·cal·ly, adverb
qua·si-pe·ri·od·i·cal·ly, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Periodically is always a great word to know.
So is quincunx. Does it mean:
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
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Example Sentences
  • Chipmunks hibernate, but instead of storing fat, they periodically dip into their cache of nuts and seeds throughout the winter.
  • For safety, lift bench top periodically and check pots for cracks.
  • All the same, riots still occasionally break out and curfews are periodically imposed.
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Collins
World English Dictionary
periodic (ˌpɪərɪˈɒdɪk)
 
—adj
1.  happening or recurring at intervals; intermittent
2.  of, relating to, or resembling a period
3.  having or occurring in repeated periods or cycles
 
peri'odically
 
—adv
 
periodicity
 
—n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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