dict-moby-thesaurus - 1.0-6.4 main

Moby Thesaurus is the largest and most comprehensive thesaurus data
source in English available for commercial use. This second edition
has been thoroughly revised adding more than 5,000 root words (to
total more than 30,000) with an additional _million_ synonyms and
related terms (to total more than 2.5 _million_ synonyms and related
terms).
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This is formatted for use by the dictionary server in the dictd
package.