slipstream

/ˈslɪp.stɹiːm/

//ˈslɪp.stɹiːm// noun

By · According to Wiktionary data (CC BY-SA) ·

"slipstream" is a 10-letter English headword indexed on PlainSpell.

The verdict

“slipstream” is uncommon English (frequency #52,002 among 6,566 “S” headwords), classed as a noun. The kind of spelling people second-guess.

#52,002
frequency rank, English
6,566
“S” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The low-pressure zone immediately following a rapidly moving object, caused by turbulence.

Corpus desk

Index EN-slipstream · slipstream · English

slipstream · rank #52,002 · 0 variants · 0 confusables

  • FREQ-RARE #52,002
  • LEN-MEGA 10 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 6,566
  • PHOTO-FINISH slicer

Nearest frequency peer: slicer (-1 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.

Long-tail ranks near “slipstream”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “slipstream” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for slipstream
PropertyValue
Headwordslipstream
LanguageEnglish
Part of speechNoun
IPA/ˈslɪp.stɹiːm/
Letters10
Frequency rank#52,002
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “slipstream” in English

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).slipstreamfalls in this rarity band:

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

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Rare peers in the same band: “slicer” (#52,001), “smit” (#52,004), “skunks” (#51,999). Among 6,566 “S” headwords, “slipstream” is #52,002. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

slipstream is uncommon English at frequency #52,002 among 6,566 “S” headwords, classed as anoun, transcribed /ˈslɪp.stɹiːm/. Rarity is why readers land here mid-draft. 5 senses are on record.

Zero misspellings are on record for slipstream in our index, which points to an orthography that plays by predictable English rules. No close-neighbour confusable shows up for this headword in our dataset, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: Compound of slip + stream. Fiction sense coined by cyberpunk author Bruce Sterling in 1989. The correct English form is slipstream, spelled S-L-I-P-S-T-R-E-A-M.

Definition

  1. 1
    The low-pressure zone immediately following a rapidly moving object, caused by turbulence.
  2. 2
    A generated advantage which makes forward movement easier.
  3. 3
    The relative wind experienced as a result of movement through air.
  4. 4
    The airflow over a propeller-driven aircraft generated by the motion of its propeller(s).
  5. 5
    A genre of fantastic or non-realistic fiction that crosses conventional genre boundaries.

Recorded use

Wiktionary examples

These source excerpts show how slipstream appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Monza was the seventh race in a row at which Leclerc had out-qualified Vettel. There were extenuating circumstances this time - Vettel did not have a slipstream on his first lap and the farcical end to qualifying prevented him doing another - but a clear pattern is emerging.
  2. The Republicans, who in fact quintessentially represent what I understand to be private and special interests of a narrow economic kind, have nevertheless managed, flying in the slipstream of Ronald Reagan's rhetoric, to look like the true guardians of the nation's public interest.

Etymology

Compound of slip + stream. Fiction sense coined by cyberpunk author Bruce Sterling in 1989.

This word in other languages

rebufo(Español)Sog(Deutsch)

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.

Frequently Asked Questions

How do you spell "slipstream"?
"slipstream" is spelled S-L-I-P-S-T-R-E-A-M. The IPA pronunciation is /ˈslɪp.stɹiːm/.
What does "slipstream" mean?
As a noun, "slipstream" means: The low-pressure zone immediately following a rapidly moving object, caused by turbulence.
How do you pronounce "slipstream"?
The IPA (International Phonetic Alphabet) transcription for "slipstream" is /ˈslɪp.stɹiːm/. 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 "slipstream"?
Compound of slip + stream. Fiction sense coined by cyberpunk author Bruce Sterling in 1989. 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.

Similar English words by spelling shape

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

Same letter count

Frequency-ranked English headwords with 10 letters (nearest by frequency rank).

shortbread#51,990Septuagint#51,985Stanislaus#52,020tunnelling#52,063

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

Source: FrequencyWords open word-frequency list