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• fMRI
  fMRI

  abbreviation

  functional magnetic resonance imaging: a procedure that uses MRI technology to measure and map brain activity by detecting changes in the brain’s blood flow and oxygenation.
• FMRI
  FMRI

  abbreviation

  functional magnetic resonance imaging: a technique that directly measures the blood flow in the brain, thereby providing information on brain activity

fMRI

American  

abbreviation

Medicine/Medical.

1. Also called functional MRI.  functional magnetic resonance imaging: a procedure that uses MRI technology to measure and map brain activity by detecting changes in the brain’s blood flow and oxygenation.

2. functional magnetic resonance imager: a type of MRI scanner that is used in this procedure.

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FMRI British  

abbreviation

1. functional magnetic resonance imaging: a technique that directly measures the blood flow in the brain, thereby providing information on brain activity

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FMRI Cultural  

1. Abbreviation for f unctional m agnetic r esonance i maging. In FMRI, a patient is placed in a high magnetic field and delicate measurements of magnetic fields associated with processes like blood flow are made. In this way, the functioning of organs like the brain can be monitored as they occur. (Compare MRI.)

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FMRI images are used to determined which parts of the brain “light up” when a function such as speech or recognition is performed.

Example Sentences

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fMRI

Their work showed how molecular mechanisms involving synapses and the immune system can produce distinct connectivity patterns that can be detected using fMRI.

From Science Daily ● Jun. 3, 2026

By combining task based experiments with fMRI data, the team found no measurable difference in brain activity between successful episodic and semantic memory retrieval.

From Science Daily ● Feb. 3, 2026

In a separate study, published in Communications Biology in 2022, researchers put squirrels into fMRI scanners—tracking blood flow in the brain to reveal which regions are active and how they communicate with one another.

From Slate ● Jan. 25, 2026

But in 2002, a research team in France successfully captured fMRI images of awake infants to measure how their brains responded to language.

From Salon ● May 7, 2025

Examining rhythm and melody processing in young children using fMRI.

From "Music and the Child" by Natalie Sarrazin