Babinski reflex

play
noun Ba·bin·ski reflex \ bə-ˈbin(t)-skē- \

Definition of Babinski reflex

:a reflex movement in which when the sole is tickled the big toe turns upward instead of downward and which is normal in infancy but indicates damage to the central nervous system (as in the pyramidal tracts) later in life called also Babinski sign, Ba*bin*ski's reflex\-skēz-\

Origin and Etymology of babinski reflex

J. F. F. Babinski †1932 French neurologist


Medical Dictionary

Babinski reflex

play
noun Ba·bin·ski reflex \ bə-ˌbin-skē- \
variants: also Babinski's reflex play \-skēz-\

medical Definition of Babinski reflex

:a reflex movement in which when the sole is tickled the great toe turns upward instead of downward and which is normal in infancy but indicates damage to the central nervous system (as in the pyramidal tracts) when occurring later in life called also Babinski, Babinski sign, Babinski's sign; compare plantar reflex

Biographical Note for babinski reflex

  • Babinski, Joseph–François–Felix (1857–1932), French neurologist. One of the leading neurologists of his time, Babinski published more than 200 papers, making many important contributions to clinical neurology. In 1896 he made his most famous contribution, his original description of the plantar reflex. He is also known for his critical analysis of cerebellar physiology and symptomatology. He introduced the concept of asynergia and described adiadokokinesis, the inability to perform rapid alternating movements.
  • Illustration of babinski reflex


    Learn More about babinski reflex


    Seen and Heard

    What made you want to look up Babinski reflex? Please tell us where you read or heard it (including the quote, if possible).

    Love words? Need even more definitions?

    Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

    WORD OF THE DAY

    a ram's-horn trumpet used in Judaism

    Get Word of the Day daily email!

    Test Your Vocabulary

    Merriam-Webster's New Words Quiz—Fall 2017 Edition!

    • young-plant-shoots
    • Which of the following is a new sense of the word bunny?
    Spell It

    Can you spell these 10 commonly misspelled words?

    TAKE THE QUIZ
    Bee Cubed

    Test Your Knowledge - and learn some interesting things along the way.

    TAKE THE QUIZ

    Love words? Need even more definitions?

    Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!