pseudoscientific

adj

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

"pseudoscientific" is a 16-letter English headword indexed on PlainSpell.

The verdict

“pseudoscientific” is uncommon English (frequency #91,952 among 46,516 “P” headwords), classed as an adjective. The kind of spelling people second-guess.

#91,952
frequency rank, English
46,516
“P” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Of, relating to, or employing pseudoscience; not scientific, though purporting to be scientific.

Key facts for pseudoscientific
PropertyValue
Headwordpseudoscientific
LanguageEnglish
Part of speechAdjective
Letters16
Frequency rank#91,952
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “pseudoscientific” 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). pseudoscientific 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

pseudoscientific is uncommon English at frequency #91,952 among 46,516 “P” headwords, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Of, relating to, or employing pseudoscience; not scientific, though purporting to be scientific.".

pseudoscientific has no tracked misspelling variants, a straightforward case of a spelling with little room for common typos. This headword has no recorded confusable partner, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: From pseudoscience + -ific, by analogy with scientific, equivalent to pseudo- + scientific. The correct English form is pseudoscientific, spelled P-S-E-U-D-O-S-C-I-E-N-T-I-F-I-C.

Definition

  1. 1
    Of, relating to, or employing pseudoscience; not scientific, though purporting to be scientific.

Etymology

From pseudoscience + -ific, by analogy with scientific, equivalent to pseudo- + scientific.

This word in other languages

pseudocientífico(Español)pseudo-scientifique(Français)pseudowissenschaftlich(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 "pseudoscientific"?
"pseudoscientific" is spelled P-S-E-U-D-O-S-C-I-E-N-T-I-F-I-C.
What does "pseudoscientific" mean?
As an adjective, "pseudoscientific" means: Of, relating to, or employing pseudoscience; not scientific, though purporting to be scientific.
What is the origin of the word "pseudoscientific"?
From pseudoscience + -ific, by analogy with scientific, equivalent to pseudo- + scientific. 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 “pseudoscientific”

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

  • The one correct English spelling is P-S-E-U-D-O-S-C-I-E-N-T-I-F-I-C - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words

Other uncommon English words near this 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