# ECF

> English word · Noun · frequency rank #55,406

## Definitions
1. Initialism of error carried forward.
2. Initialism of electronic case file, used in citations of United States federal case documents available through CM/ECF and/or PACER.
3. Initialism of extracellular fluid.

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