1 of 2


: the band of frequencies that carries information in electronic communications and usually modulates a carrier signal


2 of 2


: of or relating to a communications system in which information is transmitted using a single unmodulated band of frequencies compare broadband

Word History



base entry 3 + band entry 1

First Known Use


1952, in the meaning defined above


1952, in the meaning defined above

Time Traveler
The first known use of baseband was in 1952

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Dictionary Entries Near baseband

Cite this Entry

“Baseband.” Dictionary, Merriam-Webster, Accessed 19 Apr. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!