The main delineated activity is to research the Ukrainian language as a social, structural, historical, regional national-and-cultural phenomenon. Directions of the Ukrainian language investigations:
A lot of institute projects were implemented in cooperation with specialists from other countries. Institute workers are studying the Ukrainian dialects within the international research project The Slavic Linguistic Atlas, collaborating with institutions of academies of all the Slavic countries and Germany. They also cooperate with scientists from European countries within a project «The Linguistic Atlas of Europe» (Prof. Pavlo Hrytsenko). Some research workers of the Institute were co-executors of a project by International Committee of Slavists «Najnowsze dzieje języków slowiańskich» (Opole, Poland). As a result is a research « Ukrainska mova 1945-1995» (1999) (Prof. Svitlana Yermolenko).
Another core activity is publishing of science and popular science periodicals:
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