• synonyms

ankle jerk

See more synonyms for ankle jerk on Thesaurus.com
  1. a reflex extension of the foot, caused by contraction of the muscles of the calf, resulting from a sharp tap on the Achilles tendon; Achilles reflex.
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Origin of ankle jerk

First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018