telethon

[ tel-uh-thon ]
/ ˈtɛl əˌθɒn /

noun

a television broadcast lasting several hours, especially one soliciting support for a charity.

Origin of telethon

1945–50; tele-1 + -thon
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for telethon

British Dictionary definitions for telethon

telethon
/ (ˈtɛləˌθɒn) /

noun

a lengthy television programme to raise charity funds, etc

Word Origin for telethon

C20: from tele- + marathon
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012