cathodoluminescence
noun
cath·o·do·lu·mi·nes·cence
ˈkathəˌdō-
plural -s
: luminescence produced when a substance is bombarded with cathode rays
cathodoluminescent
adjective
¦⸗⸗ˌ⸗ˌ⸗⸗¦⸗⸗
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Merriam-Webster unabridged
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