What is "amnesias"

Usage examples of "amnesias".

If that's how some amnesias worked, what was it that those amnesias were attacking?

What if they had then invented the alphabet to act as a safeguard against later mass amnesias, but that invention had been too late to save the memory of their discovery of the New World?

Some nausea, legs weak, but no apparent loss of gross motor control, no immediate parapsychological effects (disorientations, amnesias, synesthesias) Gonzales got up and went to the bathroom, stood amid white tile, polished aluminum and mirrors and said, "Warm shower.