Also found in: Thesaurus, Medical, Legal, Encyclopedia, Wikipedia.


n. pl. pe·ri·o·dic·i·ties
1. The quality or state of being periodic; recurrence at regular intervals.
2. The repetition of similar properties in chemical elements, as indicated by their positioning in the periodic table.


(ˌpɪər i əˈdɪs ɪ ti)

the character of being periodic; the tendency to recur at regular intervals.
[1825–35; < French périodicité]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.periodicity - the quality of recurring at regular intervals
regularity - the quality of being characterized by a fixed principle or rate; "he was famous for the regularity of his habits"
regular recurrence, rhythm - recurring at regular intervals


[ˌpɪərɪəˈdɪsɪtɪ] Nperiodicidad f


n (Chem) → Periodizität f
References in classic literature ?
He only read one newspaper, innocent of leaders, and was free from that periodicity of sensations which we call post-time.
These pains appeared to flash along well defined lines of ramification and to beat with an inconceivably rapid periodicity.
Contract notice: Printing the "official gazette" - official publication of the republic of bulgaria, with periodicity according to art.
Shortly thereafter, though, the German chemist Lothar Meyer claimed to be first to perceive the periodicity in the properties of the elements when ordered by atomic weight.
Cahill (Flinders University, Adelaide, Australia) suggested that it would be interesting to analyse if the observed periodicity is associated with the solar or the sidereal time (i.
The national council of social dialogue aims to ensure sustainability, periodicity and comprehensiveness of the social dialogue.
For electrodynamic systems composed of a particle in an electromagnetic field, the connection between the Klein-Gordon and relativistic Hamilton-Jacoby equations is related to a periodicity property, which leads to an accurate method of studying systems composed of very intense laser fields and electrons or atoms.
2013) whereas short-lived species such as Cerastoderma edule and Mytilus edulis deposit incremental series with a tidal periodicity (Richardson 1989).
Due to the wide acceptance and endorsement of these recommendations, the AAPD guideline is the benchmark for professional guidelines on children's dental periodicity schedules.
The State Property Management Fund will also draft contracts with mass media on non-refundable placement of information about privatization, defining format, periodicity of news items rotation and other conditions of collaboration.
These nanorods with configurable internal periodicity represent the smallest possible photonic structures that can effectively diffract visible light.
2003) and in (Pritykin, 2006) it was proven that finite automata preserve almost periodicity, i.