'energy-absorbing' definitions:

Definition of 'energy-absorbing'

(from WordNet)
adjective
(of a nuclear reaction) occurring with absorption of energy [syn: endoergic, energy-absorbing] [ant: energy-releasing, exoergic]

Definition of 'energy-absorbing'

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