# pseudoscience

> English word · Noun · IPA /ˈs(j)uː.dəʊ.saɪ.əns/ · frequency rank #49,571

## Definitions
1. Any body of knowledge that purports to be scientific or to be supported by science (or may appear to be scientific) but which fails to comply with the scientific method (or rather, is not true science).
2. Fictitious science as portrayed in science fiction.

## Etymology
From pseudo- + science, first attested in 1796, in reference to alchemy.

## Common misspellings (20)
`pesudoscience`, `ppseudoscience`, `pseduoscience`, `pseuddoscience`, `pseudocsience`, `pseudosccience`, `pseudosceince`, `pseudosciance`, `pseudosciecne`, `pseudosciencce`, `pseudoscienec`, `pseudosciennce`, `pseudoscinece`, `pseudosicence`, `pseudosscience`, `pseudsocience`, `pseuodscience`, `psseudoscience`, `psuedoscience`, `speudoscience`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/pseudoscience