# L-number

> English word · Noun

## Definitions
1. Any of the identification numbers used in an informal system for classifying catfish before they have a scientific name.

## Etymology
Short for Loricariidae number.

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