orthodromic
adjectiveMedical Definition of orthodromic
1
: proceeding or conducting in a normal direction
—used especially of a nerve impulse or fiber orthodromic neural stimulation
2
: characterized by orthodromic conduction
in orthodromic tachycardia, the atrial impulse conducts in an antegrade direction from the atria through the AV node— Norris Lai & Melvyn Rubenfire