• (a.) So near the sun as to be obscured or eclipsed by his light, as the moon or planets when not more than eight degrees and a half from the sun. • (a.) Burnt; consumed. Found on http://thinkexist.com/dictionary/meaning/combust/
Com·bust' adjective [ Latin combustus , past participle of comburere to burn up; com- + burere (only in comp.), of uncertain origin; confer bustum funeral pyre, prurire to itch, pruna a live coal, Greek pyrso`s firebrand, Sanskrit plu... Found on http://www.encyclo.co.uk/webster/C/114