Which specialized dictionary product innovation first introduced adaptive terminology learning that customized vocabulary based on the user's profession and usage patterns?

The language learning product industry has transformed dramatically with digital technology. One particular product innovation revolutionized how specialized terminology is learned and accessed by professionals in various fields. This breakthrough combined traditional lexicography with modern technology to create specialized learning tools that have become essential for professionals from medical to legal fields. Test your knowledge about this significant product development in linguistic learning tools!

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Oxford's Contextual Learning Dictionary (2008)
Linguee's Translation Memory System (2010)
Wordnik's Adaptive Terminology Platform (2012)
Merriam-Webster's Professional Lexicon Suite (2015)