oscillatory

adj

"oscillatory" is a 11-letter English headword indexed on PlainSpell.

The verdict

“oscillatory” is uncommon English (frequency #76,189 among 15,494 “O” headwords), classed as an adjective. The kind of spelling people second-guess.

#76,189
frequency rank, English
15,494
“O” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - That oscillates; oscillating.

Corpus desk

Index EN-oscillatory · oscillatory · English

oscillatory · rank #76,189 · 0 variants · 0 confusables

  • FREQ-RARE #76,189
  • LEN-MEGA 11 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 15,494
  • PHOTO-FINISH Oporto

Nearest frequency peer: Oporto (-2 rank slots)

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Frequency neighbourhood for “oscillatory”

Lower corpus rank = more everyday usage (inverted bar length for readability)

corpus weight

What this shows Bars show where “oscillatory” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.

Source FrequencyWords open word-frequency list As of May 6, 2026
Key facts for oscillatory
PropertyValue
Headwordoscillatory
LanguageEnglish
Part of speechAdjective
Letters11
Frequency rank#76,189
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “oscillatory” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). oscillatory lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Rare enough to double-check

oscillatory is uncommon English at frequency #76,189 among 15,494 “O” headwords, classed as anadjective. Rarity is why readers land here mid-draft. 2 senses are on record.

Zero misspellings are on record for oscillatory in our index, since its letter sequence doesn't invite the usual edit-distance slips. We don't track a confusable pairing for this entry, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Our source data has no etymology on file for this entry, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is oscillatory, spelled O-S-C-I-L-L-A-T-O-R-Y.

Definition

  1. 1
    That oscillates; oscillating.
  2. 2
    Capable of sustaining oscillations.

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); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 6, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "oscillatory"?
"oscillatory" is spelled O-S-C-I-L-L-A-T-O-R-Y.
What does "oscillatory" mean?
As an adjective, "oscillatory" means: That oscillates; oscillating.
What language does "oscillatory" come from?
"oscillatory" is a English word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "oscillatory", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 11 letters (nearest by frequency rank).

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