The Institute of Russian Studies named the five longest words in the Russian language.
Anna Salnikova News Feed Editor
AI Illustration created with the help of AI
In the Russian language, words have been recorded with lengths ranging from 29 to 55 letters. This was reported by the Institute of Russian Studies to RIA Novosti. For a long time, the record-holder was the word “превысокомногорассмотрительствующий” (35 letters). It belonged to the old official-business vocabulary and was used in the 18th–19th centuries as a respectful address to high-ranking individuals.
With the development of science, new contenders emerged. Among them are “водогрязеторфопарафинолечение” (29 letters), which denotes a complex of therapeutic procedures, and “тифлосурдоолигофренопедагогика” (30 letters) — a field of special education. Chemical terms are of particular interest. The names of substances must accurately reflect their structure, which is why they are often very long. An example is “гидразинокарбонилметилбромфенилдигидробенздиазепин” (50 letters). The longest recorded word to date is “тетрагидропиранилциклопентилтетрагидропиридопиридиновые” (55 letters). It was found in the title of a patent for a chemical compound. The institute noted that if all possible formations are considered, the length of a word can be practically unlimited. Therefore, linguists only consider words that are actually recorded in dictionaries, scientific publications, and patents.
More news about the event:
The Institute of Russian Studies named the longest words in the Russian language
The Institute of Russian Studies listed the longest words recorded in the Russian language.11:22 05.07.2026 IA Tatar-inform - Kazan
The Institute of Russian Studies named the five longest words in the Russian language
Anna Salnikova News Feed Editor
AI Illustration created with the help of AI
In the Russian language, words have been recorded with lengths ranging from 29 to 55 letters.09:31 05.07.2026 ProKazan.Ru - Kazan
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The Institute of Russian Studies named the five longest words in the Russian language.
Anna Salnikova News Feed Editor AI Illustration created with the help of AI In the Russian language, words have been recorded that are between 29 and 55 letters long. 07.05.2026. ProKazan.Ru. Republic of Tatarstan. Kazan.