Useful english dictionary. 2012.
Exustion — Ex*us tion (?; 106), n. [L. exustio, fr. exurere, exustum, to burn up; ex out + urere to burn.] The act or operation of burning up. Bailey. [1913 Webster] … The Collaborative International Dictionary of English
Exustion — (lat.), Verbrennung … Pierer's Universal-Lexikon