a memory disorder characterized by an inability to remember events or experiences that occurred before a significant point in time.
amnesia caused by a trauma such as concussion, in which the memory loss relates to material learnt before the trauma Compare anterograde amnesia
retrograde amnesia n.
A condition in which events that occurred before the onset of amnesia cannot be recalled.
- Retrograde beat
retrograde beat n. A beat occurring as a contraction of a portion of a heart chamber cephalad to the chamber of origin.
- Retrograde block
retrograde block n. Impaired conduction of an impulse backward from the ventricles or atrioventricular node into the atria.
noun 1. ejaculation of semen backward toward the bladder instead of forward through the urethra.
- Retrograde embolism
retrograde embolism n. The obstruction of a vein by a mass carried in a direction opposite to that of the normal blood current.