Source : Webster's Revised Unabridged Dictionary (1913)

Horrific \Hor*rif"ic\, a. [L. horrifieus; horrere to be horrible
   + -ficare (in comp.) to make: cf. F. horrifique. See
   {Horror}, {-fy}.]
   Causing horror; frightful.

         Let . . . nothing ghastly or horrific be supposed. --I.
                                                  Taylor.

Source : WordNet®

horrific
     adj 1: grossly offensive to decency or morality; causing horror;
            "subjected to outrageous cruelty"; "a hideous pattern
            of injustice"; "horrific conditions in the mining
            industry" [syn: {hideous}, {horrid}, {outrageous}]
     2: causing fear or dread or terror; "the awful war"; "an awful
        risk"; "dire news"; "a career or vengeance so direful that
        London was shocked"; "the dread presence of the
        headmaster"; "polio is no longer the dreaded disease it
        once was"; "a dreadful storm"; "a fearful howling";
        "horrendous explosions shook the city"; "a terrible curse"
        [syn: {awful}, {dire}, {direful}, {dread(a)}, {dreaded}, {dreadful},
         {fearful}, {fearsome}, {frightening}, {horrendous}, {terrible}]