Previously, the longest word was considered…

Previously, the longest word was considered 'prevyshkomnogorassmotritel' (35 letters). The top five longest words also included 'gidrazinokarbonilmetilbromfenildigidrobenzdiazin' (50 letters), 'tiflosurdooligofrenopedagogika' (30 letters), and 'vodogryazetorfoparafinolечение' (29 letters), according to RIA Novosti.

Consensus

• The longest word in the Russian language is 'тетрагидропиранилциклопентилтетрагидропиридопиридиновые'
• It contains 55 letters
• It was found in a chemical patent
• The previous record holder was 'превысокомногорассмотрительствующий' with 35 letters
• Other long words include 'гидразинокарбонилметилбромфенилдигидробенздиазепин' (50 letters), 'тифлосурдоолигофренопедагогика' (30 letters) and 'водогрязеторфопарафинолечение' (29 letters)
• The Institute of Russianist Studies made the announcement

Points of divergence

• The word was found in a patent on a chemical compound — fontanka
• Researchers used artificial intelligence to identify the word — vedomosti
• The word was discovered in the title of a patent for a chemical compound — vesti
• The word was found in the title of a patent on a chemical compound — vm

Coverage (4 sources)

• Linguists Name the Longest Word in Russian — Фонтанка
• Scientists named the longest word in the Russian language — Ведомости
• Longest word in the Russian language named — Вести
• Russian Linguistics Institute Names Five Longest Words in the Russian Language — Вечерняя Москва

Key entities

• Institute of Slavic Studies
• RIA Novosti
• Moscow