Breadcrumb Home > Dictionary > Index T traveling-wave tube: Meaning and Definition of Find definitions for: trav'eling-wave' tube" Pronunciation: (trav'u-ling-wāv', trav'ling-), [key] — Electronics. Electronics. an electron tube used in microwave communications systems, having an electron beam directed coaxially through a wire helix to produce amplification. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. traveling salesman problem travelled TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: samizdat Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language