derealization
noun
derealization is spelled D-E-R-E-A-L-I-Z-A-T-I-O-N: 13 letters. It appears about once in every 25 million words in written English, the 152,206th most frequent word form (wordfreq, 2021 data). As a noun, derealization means “The psychological symptom in which the world appears to be unreal, and the patient has a sense of detachment from it” (English Wiktionary, September 2026). The plural of derealization is derealizations.
How many letters and syllables are in derealization?
| Letters | 13: D-E-R-E-A-L-I-Z-A-T-I-O-N |
|---|---|
| In writing | about once in every 25 million words; the 152,206th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is derealization?
Derealization appears about once in every 25 million words in written English, the 152,206th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Forms of derealization
- derealizations plural
- derealisation
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does derealization mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
The psychological symptom in which the world appears to be unreal, and the patient has a sense of detachment from it.
- 2
making unreal, in general; detachment from reality or realness.
- 3
The loosening of the bonds of (an electron) so that it can move freely among a group of atoms; delocalization.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Derealization in Spanish, French, German and Portuguese
In the sense psychological symptom in which the world appears to be unreal:
| Language | Words |
|---|---|
| French | déréalisation |
| German | Derealisation |
| Spanish | desrealización |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.