Found in the following dictionaries
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)
"Ablator" Definition
noun
A heat shield (which ablates during reentry).
Source: Wiktionary
That which ablates (undergoes ablation).
Source: Wiktionary
Astronautics and Materials Sci. A protective surface layer (e.g. in a rocket engine) made of a material which ablates readily when heated and so reduces the transfer of external heat to the underlying material.
Source: Oxford Dictionary
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