megabit

[meg-uh-bit]

noun Computers.

220 (1,048,576) bits.
(loosely) one million bits. Abbreviation: Mb

Origin of megabit

First recorded in 1955–60; mega- + bit3
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for megabit

megabit

noun computing

one million bits
2 20 bits
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

megabit in Science

megabit

[mĕgə-bĭt′]

One million bits.
1,048,576 (that is, 220) bits. See Note at megabyte.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.