Something periodic happens only occasionally, after a "period" of time. Lunch happens every day, after 4th period, so it's safe to say it's periodic. Something periodic doesn't have to happen at regular intervals, though.


Pertaining to, derived from, or designating, the highest oxygen acid (HIO) of iodine.

Adjective S.
recurring or reappearing from time to time; "periodic feelings of anxiety"

happening or recurring at regular intervals

Adjective S.
recurring at regular intervals

Pertaining to, derived from, or designating, the highest oxygen acid (HIO/) of iodine.

Alt. of Periodical


Per`i*od"ic , a. [Pref. per- + iodic.] (Chem.) Pertaining to, derived from, or designating, the highest oxygen acid (HIO) of iodine.

Pertaining to, derived from, or designating, the highest oxygen acid (HIO) of iodine.


Usage Examples

If the human condition were the periodic table, maybe love would be hydrogen at No. 1. Death would be helium at No. 2. Power, I reckon, would be where oxygen is.

There are six components of wellness: proper weight and diet, proper exercise, breaking the smoking habit, control of alcohol, stress management and periodic exams.

Misspelled Form

periodic, operiodic, 0periodic, lperiodic, oeriodic, 0eriodic, leriodic, poeriodic, p0eriodic, pleriodic, pweriodic, p3eriodic, p4eriodic, preriodic, pseriodic, pderiodic, pwriodic, p3riodic, p4riodic, prriodic, psriodic, pdriodic, pewriodic, pe3riodic, pe4riodic, perriodic, pesriodic, pedriodic, peeriodic, pe4riodic, pe5riodic, petriodic, pefriodic, peeiodic, pe4iodic, pe5iodic, petiodic, pefiodic, pereiodic, per4iodic, per5iodic, pertiodic, perfiodic, peruiodic, per8iodic, per9iodic, peroiodic, perjiodic, perkiodic, peruodic, per8odic, per9odic, peroodic, perjodic, perkodic, periuodic, peri8odic, peri9odic, perioodic, perijodic, perikodic, periiodic, peri9odic, peri0odic, peripodic, perilodic, periidic, peri9dic, peri0dic, peripdic, perildic, perioidic, perio9dic, perio0dic, periopdic, perioldic, periosdic, perioedic, periofdic, perioxdic, periocdic, periosic, perioeic, periofic, perioxic, periocic, periodsic, periodeic, periodfic, periodxic, periodcic, perioduic, period8ic, period9ic, periodoic, periodjic, periodkic, perioduc, period8c, period9c, periodoc, periodjc, periodkc, periodiuc, periodi8c, periodi9c, periodioc, periodijc, periodikc, periodixc, periodidc, periodifc, periodivc, periodi c, periodix, periodid, periodif, periodiv, periodi , periodicx, periodicd, periodicf, periodicv, periodic .

Other Usage Examples

The universal human laws - need, love for the beloved, fear, hunger, periodic exaltation, the kindness that rises up naturally in the absence of hunger/fear/pain - are constant, predictable, reliable, universal, and are merely ornamented with the details of local culture.

People talk about doom-laden scenarios happening in the future: they are happening in Africa now. You can see it perfectly clearly. Periodic famines are due to too many people living on land that can't sustain them.

We had periodic crises in this country when the technical intelligence didn't support the policy. We had the bomber gap, the missile gap.


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