Lexicon

Financial, business, and legal terms

25,683 terms across 12 source corpora — FIBO and the Lexicon M&A extension, the full XBRL US-GAAP 2026 taxonomy, NAICS 2022 industries, the U.S. Internal Revenue Code Title 26 plus inline-defined IRS-publication terms, GnuCash chart-of-accounts entries, Plaid Personal Finance Categories, Wikidata's finance subtree, schema.org for general business concepts, LKIF-Core for legal vocabulary, and W3C PROV-O as the provenance-class superhierarchy. Plus ~1,700 supplementary plain-language definitions layered per term from Wiktionary, Wikipedia, Wikidata, and US public-domain glossaries.

Lexicon extension 39

FIBO 2,996

XBRL US-GAAP 2026 17,182

Plaid PFC 120

GnuCash chart of accounts 100

Wikidata (finance) 752

schema.org (business) 933

NAICS 2022 (industries) 2,122

U.S. Code Title 26 (tax) 1,141

IRS Publications 21

LKIF-Core (legal) 208

Other 69