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megatron

American  
[meg-uh-trahn] / ˈmɛg əˌtrɑn /

noun

plural

megatrons

  1. Electronics. lighthouse tube.

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.