plantar reflex

noun
  1. a normal reflex flexion of the toes, especially in persons above one year of age, resulting from stroking the sole of the foot.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

plantar reflex in Medicine

plantar reflex

n.
  1. Contraction of the toes in response to tactile stimulation of the ball of the foot.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.