energy-absorbing

from WordNet (r) 3.0 (2006)

energy-absorbing
    adj 1: (of a nuclear reaction) occurring with absorption of
           energy [syn: {endoergic}, {energy-absorbing}] [ant:
           {energy-releasing}, {exoergic}]

from The Collaborative International Dictionary of English v.0.48

energy-absorbing \energy-absorbing\ adj.
   capable of absorbing energy; as, energy-absorbing bumpers
   reduce injury and damage in vehicle collisions.
   [WordNet 1.5]

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