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Che·ren·kov effect(chə-rĕng′kôf, -kəf) also Če·ren·kov effect (chə-rĕng′kôf, -kəf)
The emission of light by a charged particle passing through a transparent nonconducting liquid or solid material at a speed greater than the speed of light in that material.
[After Pavel Alekseevich Cherenkov (1904-1990), Russian physicist.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.