# fMRI

> English word · Noun · frequency rank #42,643

## Definitions
1. Initialism of functional magnetic resonance imaging.
2. Initialism of functional magnetic resonance imager.
3. Initialism of functional magnetic resonance image.

## Etymology
From f- + MRI.

## Easily confused with
- **for** (https://plainspell.com/en/vs/fmri-vs-for)
- **fur** (https://plainspell.com/en/vs/fmri-vs-fur)
- **fry** (https://plainspell.com/en/vs/fmri-vs-fry)
- **FYI** (https://plainspell.com/en/vs/fmri-vs-fyi)
- **fro** (https://plainspell.com/en/vs/fmri-vs-fro)
- **fra** (https://plainspell.com/en/vs/fmri-vs-fra)
- **foi** (https://plainspell.com/en/vs/fmri-vs-foi)
- **form** (https://plainspell.com/en/vs/fmri-vs-form)
- **ford** (https://plainspell.com/en/vs/fmri-vs-ford)
- **fort** (https://plainspell.com/en/vs/fmri-vs-fort)
- **fork** (https://plainspell.com/en/vs/fmri-vs-fork)
- **fury** (https://plainspell.com/en/vs/fmri-vs-fury)
- **fuji** (https://plainspell.com/en/vs/fmri-vs-fuji)
- **furs** (https://plainspell.com/en/vs/fmri-vs-furs)
- **fora** (https://plainspell.com/en/vs/fmri-vs-fora)
- **fi** (https://plainspell.com/en/vs/fi-vs-fmri)
- **FM** (https://plainspell.com/en/vs/fm-vs-fmri)
- **far** (https://plainspell.com/en/vs/far-vs-fmri)
- **FBI** (https://plainspell.com/en/vs/fbi-vs-fmri)
- **fir** (https://plainspell.com/en/vs/fir-vs-fmri)

## Common misspellings (6)
`ffmri`, `fmir`, `fmmri`, `fmrri`, `frmi`, `mfri`

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