# sighten

> English word · Verb

## Definitions
1. To add a fugitive colour to (a paste), to enable the printer to determine whether the figures are well-printed or not.

## Etymology
From sight + -en.

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