What is the meaning of Ablation?

A carrying or taking away; removal.

The surgical removal of a body part, an organ, or especially a tumor; the removal of an organ function; amputation.

The progressive removal of material by any of a variety of processes such as melting or vaporization under heat or chipping.

The removal of a glacier by melting and evaporation; the lowering of a land surface by any of several means, as in wind erosion or mass wasting.

The depletion of surface snow and ice from a spacecraft or meteorite through melting and evaporation caused by aerodynamic heating.

ablation

the often forceful removal (physical or otherwise) or abolition of something

ablation

ablation

Source: wiktionary.org