# Babinski reflex

> English word · Noun

## Definitions
1. An abnormal plantar reflex in which the hallux moves upwards, indicative of motor neuron damage.

## Etymology
After Joseph Babinski (1857–1932), French neurologist.

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