retrojection

About 0.01 uses per million words.

Meaning

1. noun The washing out of a cavity by the backward flow of an injected fluid.
2. noun An act of retrojecting, or something that is retrojected.

Similar words

backflush flowback backwashing refluxing washout barbotage repercolation transvasation exfiltration reflux

Often followed by

of from into by