INIS

iNiS is a Japanese video game developer that specializes in rhythm games.
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The International Nuclear Information System (INIS) is an information system on the peaceful uses of nuclear science and technology. INIS is operated by the International Atomic Energy Agency (International Atomic Energy Agency) in collaboration with its Member States and co-operating international organizations. INIS provides a comprehensive information reference service for literature on the peaceful applications of nuclear science and technology. To do this, INIS processes most of the world’s scientific and technical literature that falls within its subject scope and maintains a database which contains millions of bibliographic references, making it the world’s most comprehensive information source on the peaceful applications of nuclear science and technology.
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n. declivity, descent, dip, drop, landing, touchdown

"descent, landing; declivity, dip, downward slope"