HyperDic: delta_ray

English > 1 sense of the expression delta ray:
NOUNobjectdelta rayan electron ejected from matter by ionizing radiation
English > delta ray: 1 sense > noun 1, object
MeaningAn electron ejected from matter by ionizing radiation.
Broaderelectron, negatronAn elementary particle with negative charge
Spanishdelta ray, rayo delta
Catalandelta ray, raig delta

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