megabyte

noun

mega·​byte ˈme-gə-ˌbīt 

: 1024 kilobytes or 1,048,576 bytes

also : one million bytes

Examples of megabyte in a Sentence

The CD has a storage capacity of 800 megabytes.

Recent Examples on the Web

And with read speeds up to 800 megabytes per second, you won’t be stuck waiting for long periods when transferring files. —Rebecca Martinson, Rolling Stone, 11 July 2024

Given how much of modern life depends on megabytes and teraflops, the answer could be a key facet to living nobly in the AI age. —Arthur Holland Michel, The Atlantic, 5 July 2024

In rural areas, the average speed was little more than half that, at 128.6 megabytes per second. —Marie Hyland, Foreign Affairs, 23 May 2024

Each die contains a central cache memory of 48 megabytes, surrounded by four matrix multiplication engines and 32 programmable tensor processor cores, bringing the total cores to 64. —Benj Edwards, Ars Technica, 11 Apr. 2024

Word History

Etymology

from the fact that 1,048,576 (2²⁰) is the power of 2 closest to one million

First Known Use

1965, in the meaning defined above

Kids Definition

megabyte

noun

mega·​byte ˈmeg-ə-ˌbīt 

: 1,048,576 bytes

also : one million bytes