photonuclear

US:USA pronunciation: respelling(fō′tō no̅o̅′klē ər, -nyo̅o̅′- or, by metathesis, -kyə lər)



WordReference Random House Unabridged Dictionary of American English © 2026
pho•to•nu•cle•ar  (fō′tō no̅o̅′klē ər, -nyo̅o̅′- or, by metathesis, -kyə lər),USA pronunciation adj. [Physics.]
  1. Physicsof, pertaining to, or caused by the collision of high-energy photons with the nucleus of an atom.
  • photo- + nuclear 1940–45
    See nuclear. 

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