# megatrial

> English word · Noun

## Definitions
1. A very large trial (of a pharmaceutical etc), sometimes made up of several normal trials.
2. A major or large-scale legal trial.

## Etymology
From mega- + trial.

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