adj. Effective immediately after a traumatic event such as an external shock.
adj. Moving or occurring in the normal forward or downstream direction of.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. of amnesia; affecting time immediately following trauma
Word Usage
"Feinstein worked with a group of five patients who had a rare condition called anterograde amnesia, the same one that afflicted the protagonist of Memento."