American Heritage Dictionary vs Treccani

American Heritage Dictionary has no write-up on Specifiction yet; its figures are above.

Treccani is a reference portal and app with an online encyclopedia, vocabulary, synonyms, a biographical dictionary, a magazine, and Galassia Treccani. Readers can access encyclopedia entries on the web, Android, and iOS; the app also offers a daily word and articles about Italian language, geopolitics, science, and society. The online Dizionario Biografico contains more than 40,000 biographies of people who contributed to Italian history across several fields. Treccani’s Institute describes its mission as compiling, updating, publishing, and disseminating the Enciclopedia Italiana and related works for culture, education, research, and social service. Browsing the portal without ads across devices is available through Zero pubblicità, which must be activated in the app. Its subscription page advertises up to six months free, with duration selected in the app; no price is listed. A personal profile requires registration or sign-in. Treccani identifies its Institute as data controller and says personal data is processed under GDPR, with possible transfers outside the EU under adequacy decisions or appropriate safeguards.