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milligram-hour

American  
[mil-i-gram-auuhr, -au-er] / ˈmɪl ɪˌgræmˌaʊər, -ˌaʊ ər /

noun

Radiotherapy.

  1. a unit of measure for a dose of radium expressed as the amount of radiation received by exposure to one milligram of radium for one hour.

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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