obsidian - Dictionary definition and meaning for word obsidian
obsi(obese)+indian(are dark color):so fat indian looks like black volcanic rock
it can be split into ob(blade like)+sea(which contains valconic mountains in) +indian(black in color). implies black valcanic rock.
OBSessive DravIDIAN architects built grand temples of black volcanic rock across south india.
sid means sidharth means gautam budh and he calm people having black rock heart
ob(absolute)+se+dian(disdain implies black)...so absolutely black volcanic rocks