# megabase pair

> English word · Noun

## Definitions
1. One million base pairs in succession (used as a measure of the size of a nucleic acid or a gene).

## Etymology
From mega- + base pair.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/megabase-pair