# Merriam-Webster

Type: Company

Source: AI Intelligence Brief — https://getaibrief.com/entity/merriam-webster
Canonical HTML page: https://getaibrief.com/entity/merriam-webster

## Timeline

- **2026-03-17**: Dictionary Suit Filed — Merriam-Webster and Britannica file a joint lawsuit alleging data theft and traffic loss.
- **2023-12-27**: NYT Lawsuit — The New York Times sues OpenAI for copyright infringement, setting a legal precedent.
- **2022-11-30**: ChatGPT Launch — OpenAI releases ChatGPT, utilizing vast amounts of web-scraped data for training.

## Recent coverage (2 stories)

### Merriam-Webster and Britannica Sue OpenAI for 'Cannibalizing' Dictionary Data
2026-03-17 23:58:15 · Sentiment: Negative · Impact: 7/10 · Sources: 2

Merriam-Webster and its parent company Britannica have filed a lawsuit against OpenAI, alleging that ChatGPT was trained on their proprietary reference material without permission. The plaintiffs argue that the AI's ability to provide instant definitions has decimated their web traffic and threatens the economic viability of traditional lexicography.
Full story: https://getaibrief.com/story/merriam-webster-britannica-openai-lawsuit

### Britannica Sues OpenAI: A New Front in the AI Copyright Battle
2026-03-17 06:12:02 · Sentiment: Negative · Impact: 7/10 · Sources: 2

Encyclopedia Britannica and its subsidiary Merriam-Webster have filed a lawsuit against OpenAI in Manhattan federal court, alleging unauthorized use of their reference materials for AI training. This legal action marks a significant escalation in the conflict between high-quality content publishers and generative AI developers over intellectual property rights.
Full story: https://getaibrief.com/story/britannica-merriam-webster-sue-openai-copyright

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