The story
- Latindis-
- Old Frenchdes-
- Latindis-
- Middle Englishdis-
- Englishdis-
- Englishinterest
- English todaydisinterest
First known use, by meaning
- from 19th c. An absence of interest (attention or curiosity).
- from 17th c. The absence of interest (bias or stake).
- 17th–19th c. What is contrary to interest or advantage.
Etymology from Wiktionary, CC BY-SA 4.0.