0 a television show, usually several hours long, whose purpose is to make money for charity
1 a long television show broadcast to collect money for a charity (= an organization that helps people)
Telethons have caused some concern as well as gaining a broad welcome.
We agree that telethons and other public appeals should be more publicly accountable.
Concerns have been expressed about telethons and other major fund-raising events on television.
That trust was dependent on the telethon and with the demise of the telethon it was unable to survive in the same form.
The new forms of charitable giving concern advertising, telethons and other forms of promotional activity.
It is especially important to find out what happens to the money that is donated to telethons.
The last such telethon was an outstanding success, and this time we mean to do all we can to make it still better.
Since the 1960s it has been superseded by telethons and computerized mass mailings.
