Meaning & use
digital watermark
Last updated
Meaning
nouncountabletechnicalcomputing
A mark or pattern added to an image, video, audio file or document, either visible or hidden, to show who owns it.
Grammar: Countable: add a digital watermark to each photo.
Patterns
- add a digital watermark to something
- embed a digital watermark in something
The photographer added a digital watermark to every image she posted online.
A hidden digital watermark helped the studio trace the leaked film.
You can see a faint digital watermark across the stock photo.
Word forms
| plural | digital watermarks |
|---|
Common combinations
- embed a digital watermark
- The software can embed a digital watermark in each file.
- invisible digital watermark
- An invisible digital watermark carries the owner's code.
- remove a digital watermark
- It is illegal in many places to remove a digital watermark.
- detect a digital watermark
- The tool can detect a digital watermark in a copied video.
- add a digital watermark
- Always add a digital watermark before sharing preview images.
Synonyms and how they differ
- watermark
- Watermark alone is broader and also covers marks in paper, whereas digital watermark is only for electronic files.
- digital fingerprint
- A digital fingerprint identifies a file by its content or a particular copy, while a watermark is a mark deliberately added to it.
- copyright notice
- A copyright notice is a plain statement of ownership, while a digital watermark is embedded in the file itself.
Word family
Commonly confused: digital watermark or digital signature?
digital watermark vs digital signature
A digital signature proves who sent a document and that it was not changed; a digital watermark marks ownership of the content.
Practice
To trace who leaked the film, the studio had hidden a ___ in each copy.
Choose one answer.
A digital watermark is a hidden mark in a file used to trace ownership. A digital signature proves authenticity and does not trace a leaked copy this way.
Make it your own
Write a sentence using “digital watermark”, then check it and compare it with the examples above.