# infusion

> English word · Noun · IPA /ɪnˈfjuːʒən/ · frequency rank #19,869

## Definitions
1. A product consisting of a liquid which has had other ingredients steeped in it to extract useful qualities.
2. The act of steeping or soaking a substance in liquid so as to extract medicinal or herbal qualities.
3. The act of installing a quality into a person.
4. A giving of money or other resources, typically a large amount, to an organization.
5. The act of dipping into a fluid.
6. The administration of liquid substances directly into a vein for medical purposes; perfusion.

## Etymology
From Middle English infusioun, from Old French infusion, from Latin infusio, infusionem (“a pouring into, a wetting, a dyeing, a flow”), from infundo.

## Easily confused with
- **invasion** (https://plainspell.com/en/vs/infusion-vs-invasion)
- **intrusion** (https://plainspell.com/en/vs/infusion-vs-intrusion)
- **illusion** (https://plainspell.com/en/vs/illusion-vs-infusion)
- **incision** (https://plainspell.com/en/vs/incision-vs-infusion)
- **inclusion** (https://plainspell.com/en/vs/inclusion-vs-infusion)
- **incursion** (https://plainspell.com/en/vs/incursion-vs-infusion)

## Common misspellings (12)
`ifnusion`, `inffusion`, `infsuion`, `infuison`, `infusino`, `infusionn`, `infusoin`, `infussion`, `infution`, `innfusion`, `inufsion`, `nifusion`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/infusion