Meaning & use
telethon
A long television broadcast, often lasting many hours, organized to raise money for a charitable cause.
See it in a sentence
The annual telethon raised millions of dollars for children's hospitals.
Celebrities took turns answering phones during the live telethon.
A note on using this word
Blends "television" and "marathon," reflecting both its medium and its unusually long length.
Words with a similar meaning
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