Sõnaveeb is an online language portal provided by the Estonian Language Institute (EKI), a language resource for exploring Estonian words and supporting language learning. The site brings together EKI dictionaries and reference materials, including ÕS 2025, and offers a search feature with options to browse in Estonian, Russian and English. Its dedicated learner resources include tools for teachers, pronunciation exercises, an Estonian-learning section, a picture dictionary and language games.

Visitors can also explore new words, suggest a word for inclusion and send feedback to help improve the portal. Sõnaveeb links users to word collections, the Ekilex API, news and notices, and information about the institute and its services. Contact details are provided for general enquiries and language advice.

With its combination of dictionary content, practical learning activities and opportunities for public input, Sõnaveeb serves learners, teachers and others seeking information about Estonian vocabulary and language use