(sometimes capital) philosophythe absurd the conception of the world, esp in Existentialist thought, as neither designed nor predictable but irrational and meaningless
[C16: via French from Latin absurdus dissonant, senseless, from ab-1 (intensive) + surdus dull-sounding, indistinct]
1520s, from M.Fr. absurdité, from L. absurditatem (nom. absurditas) "dissonance, incongruity," from absurdus "out of tune, senseless," from ab- intens. prefix + surdus "dull, deaf, mute" (see susurration). The main modern sense (also present in L.) is a fig. one,