# EEG

/ˈiɡ/ (US) · CEFR C1 · Noun

Source: https://englishreference.com/word/eeg
Updated: 2026-05-11

## Definition

Stands for electroencephalogram. A medical test that records the electrical activity of your brain using small metal discs attached to your head.

For teachers: Abbreviation for electroencephalogram. A non-invasive diagnostic procedure that records electrical activity in the brain via electrodes placed on the scalp.

## Examples

- The doctor ordered an EEG to check for seizures.
- During the EEG, the patient was asked to remain still while the machine recorded their brainwave patterns.
- Neurologists often utilize an EEG to differentiate between epileptic seizures and other types of neurological events that may mimic them in clinical presentation.

## Usage notes

- Commonly used with the verbs 'perform', 'order', or 'undergo'.

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