Definition of "dial" []

• A graduated surface or face on which a measurement, such as speed, is indicated by a moving needle or pointer. (noun)
• The face of a clock. (noun)
• A sundial. (noun)
• The panel or face on a radio or television receiver on which the frequencies or channels are indicated. (noun)
• A movable control knob or other device on a radio or television receiver used to change the frequency. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "We gathered together a group of undecided voters for what we call a dial test."
• "On the castle just above the dial is a one-fingered clock, which was given by Queen Elizabeth in 1597."
• "Undoubtedly your dial is stuck on MSNBC, a very fine and balanced outlet."