Watermark

Rarity: Rare

A topic known well beyond its field, found in many languages.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

In collections

Nobody has pulled it yet.

What Wikipedia says

A watermark is an identifying image or pattern in paper that appears as varying shades of light and dark when viewed by either transmitted light or reflected light. These patterns are created from variations in the thickness or density of the paper.

Excerpt from the Wikipedia article “Watermark”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: ECB / Reinhold Gerstetter, ECB decisions ECB/2003/4 and ECB/2003/5, via Wikimedia Commons.