Source : Webster's Revised Unabridged Dictionary (1913)

Repellent \Re*pel"lent\ (-lent), a. [L. repellens, -entis, p.
   pr. ]
   Driving back; able or tending to repel.

Repellent \Re*pel"lent\, n.
   1. That which repels.

   2. (Med.) A remedy to repel from a tumefied part the fluids
      which render it tumid. --Dunglison.

   3. A kind of waterproof cloth. --Knight.

Source : WordNet®

repellent
     adj 1: serving or tending to repel; "he became rebarbative and
            prickly and spiteful"; "I find his obsequiousness
            repellent" [syn: {rebarbative}, {repellant}]
     2: highly offensive; arousing aversion or disgust; "a
        disgusting smell"; "distasteful language"; "a loathsome
        disease"; "the idea of eating meat is repellent to me";
        "revolting food"; "a wicked stench" [syn: {disgusting}, {disgustful},
         {distasteful}, {foul}, {loathly}, {loathsome}, {repellant},
         {repelling}, {revolting}, {skanky}, {wicked}, {yucky}]
     3: incapable of absorbing or mixing with; "a water-repellent
        fabric"; "plastic highly resistant to steam and water"
        [syn: {resistant}]

repellent
     n 1: a compound with which fabrics are treated to repel water
          [syn: {repellant}]
     2: a chemical substance that repels animals [syn: {repellant}]
     3: the power to repel; "she knew many repellents to his
        advances" [syn: {repellant}]