Philosophy and Cosmology, Volume 25, 2020 88 Philosophy of Language and the Language of Philosophy: a New Approach to Functional Classifcation of the World’s Languages Larysa Kalmykova 1 Doctor of Psychological Sciences, Professor, Grigory Skovoroda University in Pereiaslav (Pereiaslav, Ukraine) E-mail: klo377@ukr.net https://orcid.org/0000-0002-7538-2635 Nataliia Kharchenko 2 Doctor of Psychological Sciences, Assistant Professor, Grigory Skovoroda University in Pereiaslav (Pereiaslav, Ukraine) E-mail: kharchenko.nataliia.v@gmail.com https://orcid.org/0000-0002-9958-5226 Inna Mysan 3 Candidate of Pedagogical Sciences, Assistant Professor, Grigory Skovoroda University in Pereiaslav (Pereiaslav, Ukraine) E-mail: mysan.iv79@gmail.com https://orcid.org/0000-0001-9416-4484 Kalmykova, Larysa, Nataliia Kharchenko, and Inna Mysan (2020) Philosophy of Language and the Language of Philosophy: a New Approach to Functional Classifcation of the World’s Languages. Philosophy and Cosmology, Volume 25, 88-107. https://doi. org/10.29202/phil-cosm/25/8 The purpose of the article is to describe the author’s approach to the classifcation of a special group of the world’s languages, performed independently of their ethnic origin but according to their functions, which are realized in the speech and language activities of people. The paper suggests the psycholinguistic bases, which were previously unknown in the philosophy of language, for grouping the world’s languages (natural and artifcial languages; state; ofcial; national; regional languages; languages of national minorities; native language, interethnic language; international © Kalmykova, Larysa, 2020 © Kharchenko, Nataliia, 2020 © Mysan, Inna, 2020