periodic table

/ˌpɪɹiˈɒdɪk ˈteɪb(ə)l/

//ˌpɪɹiˈɒdɪk ˈteɪb(ə)l// noun

"periodic-table" is a 13-letter English headword indexed on PlainSpell.

The verdict

“periodic table” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
14
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A tabular chart of the chemical elements according to their atomic numbers so that elements with similar properties are in the same group (column).

Key facts for periodic table
PropertyValue
Headwordperiodic table
LanguageEnglish
Part of speechNoun
IPA/ˌpɪɹiˈɒdɪk ˈteɪb(ə)l/
Letters14
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “periodic table” sits in English frequency

periodic table falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

periodic table is uncommon English outside the top frequency list, classed as anoun, transcribed /ˌpɪɹiˈɒdɪk ˈteɪb(ə)l/. Rarity is why readers land here mid-draft. Gloss: "A tabular chart of the chemical elements according to their atomic numbers so that elements with similar properties are in the same group (column).".

Our edit-distance generator produced no likely misspellings for periodic table, suggesting the orthography follows predictable English patterns. This entry stands alone in our confusable dataset, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: The table is termed “periodic” because it follows the periodic law – when chemical elements are arranged in order of increasing atomic number, elements with similar properties recur at intervals. The correct English form is periodic table, spelled P-E-R-I-O-D-I-C- -T-A-B-L-E.

Definition

  1. 1
    A tabular chart of the chemical elements according to their atomic numbers so that elements with similar properties are in the same group (column).

Etymology

The table is termed “periodic” because it follows the periodic law – when chemical elements are arranged in order of increasing atomic number, elements with similar properties recur at intervals.

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "periodic table"?
"periodic table" is spelled P-E-R-I-O-D-I-C- -T-A-B-L-E. The IPA pronunciation is /ˌpɪɹiˈɒdɪk ˈteɪb(ə)l/.
What does "periodic table" mean?
As a noun, "periodic table" means: A tabular chart of the chemical elements according to their atomic numbers so that elements with similar properties are in the same group (column).
How do you pronounce "periodic table"?
The IPA (International Phonetic Alphabet) transcription for "periodic table" is /ˌpɪɹiˈɒdɪk ˈteɪb(ə)l/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "periodic table"?
The table is termed “periodic” because it follows the periodic law – when chemical elements are arranged in order of increasing atomic number, elements with similar properties recur at intervals. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “periodic table”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is P-E-R-I-O-D-I-C- -T-A-B-L-E - every other letter order is a misspelling in standard orthography.
  • Say it as /ˌpɪɹiˈɒdɪk ˈteɪb(ə)l/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list