What does anachronous mean?
Anachronous is an adjective describing something that seems to belong to a different era than the one it occupies — a detail, custom, object, or idea that is out of step with its actual historical moment. A knight wielding a firearm in a painting of ancient Rome, or a character in a Victorian novel casually browsing the internet, would both be anachronous. The word shares its origin with the far more familiar noun 'anachronism' and the adjective 'anachronistic', and all three convey the same core idea of temporal displacement. In practice, 'anachronous' is uncommon: writers typically prefer 'anachronistic', making 'anachronous' a slightly bookish choice that may itself strike readers as old-fashioned. Critics and historians use such terms when evaluating works of art, literature, and scholarship, where chronological consistency often matters. Understanding 'anachronous' deepens one's grasp of how language captures the relationship between things and their proper place in time.
adjectiveBelonging or appearing to belong to a time other than the one in which one actually exists; chronologically out of place. It is a rarer synonym of 'anachronistic'.
- Belonging or seeming to belong to a period other than the present one; chronologically out of place.
"The film's depiction of medieval knights using telescopes was glaringly anachronous."
"The novel's heroine checking her smartphone in 1850s London was an anachronous touch that critics found jarring."
"Scholars noted several anachronous details in the forged manuscript, including references to printing presses centuries before their invention."
While everyone knows 'anachronism', almost nobody has met its shy cousin 'anachronous' — a word hiding in plain sight since the seventeenth century.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of anachronous
The word traces back through Latin 'anachronicus' to the Greek 'anachronismos', formed from 'ana-' ('backward' or 'against') plus 'chronos' ('time'), literally meaning a reckoning against time. English adopted the related noun 'anachronism' by the early seventeenth century, with 'anachronous' emerging as its adjectival form around the same period. The Greek root 'chronos' also gave English words such as 'chronology', 'chronic', and 'synchronize', all of which share the sense of relating to time.
Related word forms
How anachronous is actually used
'Anachronous' is rare and somewhat formal or literary; most writers reach for 'anachronistic' instead. Both derive from the same Greek root as 'anachronism', and using 'anachronous' can sound deliberately learned or archaic itself.
Easily confused with anachronous
'Asynchronous' means not occurring at the same time or speed (as in computing), while 'anachronous' means belonging to the wrong historical period.
'Anachronistic' is the common adjective for something out of its proper time, whereas 'anachronous' is a much rarer synonym carrying essentially the same meaning.