rationalised
adjective, verb
rationalised is an adjective meaning “Given a rational explanation” (English Wiktionary, September 2026). It is spelled R-A-T-I-O-N-A-L-I-S-E-D, and it appears about once in every 9 million words in written English (wordfreq, 2021 data).
What does rationalised mean?
adjective
- 1
Given a rational explanation
- 2
Reorganised, made more efficient.
verb
- 1
simple past and past participle of rationalise
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of rationalised
- rationalized
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is rationalised?
Rationalised appears about once in every 9 million words in written English, the 90,432nd 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).
Rationalised in Spanish, French, German and Portuguese
In the sense Translations:
| Language | Words |
|---|---|
| Spanish | racionalizado |
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.