Knee-jerk reflex and Reflex

Knee-jerk reflex noun - A reflex extension of the leg resulting from a sharp tap on the patellar tendon.

Reflex and knee-jerk reflex are semantically related. In some cases you can use "Reflex" instead a noun phrase "Knee-jerk reflex".

Reflex noun - An automatic instinctive unlearned reaction to a stimulus.

Knee-jerk reflex and reflex are semantically related. Sometimes you can replace phrase "Knee-jerk reflex" with "Reflex", this terms are similar.

Nearby Words: reflection, reflexive, reflexion, reflector