Etymograph

English

readathon

Blend of read + marathon; compare telethon, walkathon, etc.

A blend of read + marathon

Proto-Indo-European *Hreh₁dʰ- ‘to think, arrange’

…

Proto-Germanic *rēdaną ‘advise’

Proto-West Germanic *rādan ‘to advise’

Old English rǣdan ‘to counsel’

Middle English reden ‘to counsel’

English read

French marathon

English marathon

The story

Blend of read + marathon; compare telethon, walkathon, etc.

Full etymology on Wiktionary

Today it means

noun An event during which people read books in order to raise money for charity.

Sources

Sources: Wiktionary, “readathon”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.

Etymograph / readathon