Standard Lemma guide

periodic

adj · 10 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Received-Pronunciation: /ˌpɪɹiˈɒdɪk/
  • Received-Pronunciation: /ˌpɪə-/
  • General-American: /ˌpɪɹiˈɑdɪk/
  • General-American: Recorded audio is listed in the source snapshot.
  • rhymes with -ɒdɪk
  • "pûrīŏd'ĭk
  • /ˌpɜːɹaɪˈɒdɪk/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: P IH2 R IY0 AA1 D IH0 K Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Relative to a period or periods.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Having repeated cycles.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: cyclic

Antonyms: none provided

3

adj

Meaning 3

Occurring at regular intervals.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: cyclic

Antonyms: none provided

4

adj

Meaning 4

Periodical.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

adj

Meaning 5

Pertaining to the revolution of a celestial object in its orbit.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: astronomy, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: non-periodic

6

adj

Meaning 6

For which any return to it must occur in multiples of k time steps, for some k>1.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Qualifier: stochastic processes

Topics: mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: aperiodic

7

adj

Meaning 7

Having a structure characterized by periodic sentences.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable, rhetoric

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

adj

Meaning 8

Relating to the highest oxidation state of iodine; of or derived from a periodic acid.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

adjective

Meaning 9

happening or recurring at regular intervals

Definition source: Princeton WordNet 3.0

Examples

  • the periodic appearance of the seventeen-year locust

Meaning relationships

Synonyms: periodical

Antonyms: aperiodic

10

adjective satellite

Meaning 10

recurring or reappearing from time to time

Definition source: Princeton WordNet 3.0

Examples

  • periodic feelings of anxiety

Meaning relationships

Synonyms: occasional

Antonyms: none provided

History

Etymology

From French périodique, from Medieval Latin periodicus (“cyclical”), from Latin periodus (“complete sentence, period, circuit”), from Ancient Greek περίοδος (períodos, “cycle, period of time”). By surface analysis, period + -ic.

Etymology tree Proto-Indo-European *per- Proto-Italic *per Latin perbor. Proto-Indo-European *per-der. Proto-Italic *peri- Latin per-bor. English per- English iodic English periodic From per- + iodic.

Across languages

Translations

73 source translations are retained for this English entry.

  • Bulgarian: периодичен (periodičen) — relative to a period or periods
  • Finnish: jaksollinen — relative to a period or periods
  • Finnish: aikakautinen — relative to a period or periods
  • French: périodique — relative to a period or periods
  • Greek: περιοδικός (periodikós) — relative to a period or periods
  • Hungarian: szakaszos — relative to a period or periods
  • Hungarian: időszakos — relative to a period or periods
  • Italian: periodico — relative to a period or periods
  • Japanese: 周期的 (shūki-teki) — relative to a period or periods
  • Kazakh: периодтық (periodtyq) — relative to a period or periods
  • Kazakh: периодты (periodty) — relative to a period or periods
  • Portuguese: periódico — relative to a period or periods
  • Swedish: period- — relative to a period or periods
  • Bulgarian: цикличен (cikličen) — having repeated cycles
  • Catalan: periòdic — having repeated cycles
  • Chinese Mandarin: 週期的 /周期的 (zhōuqí de) — having repeated cycles
  • Czech: periodický — having repeated cycles
  • Danish: periodisk — having repeated cycles
  • Finnish: jaksollinen — having repeated cycles
  • French: périodique — having repeated cycles
  • German: periodisch — having repeated cycles
  • Greek: περιοδικός (periodikós) — having repeated cycles
  • Hebrew: מחזורי (machzorí) — having repeated cycles
  • Hungarian: ismétlődő — having repeated cycles
  • Italian: periodico — having repeated cycles
  • Italian: periodica — having repeated cycles
  • Japanese: 周期的 (shūki-teki) — having repeated cycles
  • Polish: okresowy — having repeated cycles
  • Polish: periodyczny — having repeated cycles
  • Portuguese: periódico — having repeated cycles
  • Russian: периоди́ческий (periodíčeskij) — having repeated cycles
  • Spanish: periódico — having repeated cycles
  • Swedish: periodisk — having repeated cycles
  • Ukrainian: періоди́чний (periodýčnyj) — having repeated cycles
  • Yiddish: פּעריאָדיש (peryodish) — having repeated cycles
  • Bulgarian: периодичен (periodičen) — occurring at regular intervals
  • Catalan: periòdic — occurring at regular intervals
  • Danish: periodisk — occurring at regular intervals
  • Finnish: säännöllinen — occurring at regular intervals
  • Finnish: jaksollinen — occurring at regular intervals
  • French: périodique — occurring at regular intervals
  • Greek: περιοδικός (periodikós) — occurring at regular intervals
  • Hungarian: periodikus — occurring at regular intervals
  • Hungarian: időszaki — occurring at regular intervals
  • Irish: tréimhsiúil — occurring at regular intervals
  • Japanese: 周期的 (shūki-teki) — occurring at regular intervals
  • Malay: berkala — occurring at regular intervals
  • Māori: huirangi — occurring at regular intervals
  • Māori: kauteatea — occurring at regular intervals
  • Norwegian Bokmål: periodisk — occurring at regular intervals
  • Norwegian Nynorsk: periodisk — occurring at regular intervals
  • Polish: okresowy — occurring at regular intervals
  • Polish: periodyczny — occurring at regular intervals
  • Portuguese: periódico — occurring at regular intervals
  • Swedish: periodisk — occurring at regular intervals
  • Swedish: regelbunden — occurring at regular intervals
  • Ukrainian: періоди́чний (periodýčnyj) — occurring at regular intervals
  • Yiddish: פּעריאָדיש (peryodish) — occurring at regular intervals
  • Danish: periodisk — periodical
  • Finnish: jaksollinen — periodical
  • Finnish: kausittainen — periodical
  • Greek: περιοδικό (periodikó) — periodical
  • Japanese: 周期的 (shūki-teki) — periodical
  • Māori: putaputa — periodical
  • Swedish: periodisk — periodical
  • Finnish: jaksollinen — (astronomy) pertaining to the revolution of a celestial object in its orbit
  • Irish: tréimhsiúil — (astronomy) pertaining to the revolution of a celestial object in its orbit
  • Japanese: 周期的 (shūki-teki) — (astronomy) pertaining to the revolution of a celestial object in its orbit
  • Swedish: periodisk — (astronomy) pertaining to the revolution of a celestial object in its orbit
  • Bulgarian: периодичен (periodičen) — (mathematics) of a state
  • Finnish: jaksollinen — (mathematics) of a state
  • Hebrew: מחזורי (machzorí) — (mathematics) of a state
  • Bulgarian: реторичен (retoričen) — (rhetoric) having structure characterized by periodic sentences
Real reading context

periodic in complete knowledge articles