English

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Etymology

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Senn +‎ -in, after Nicholas Senn (1844-1908), American surgeon. Originally a brand name.

Noun

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sennin (uncountable)

  1. (medicine, obsolete) An antiseptic preparation made from boric acid, iodine, and phenol.

Japanese

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Romanization

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sennin

  1. Rōmaji transcription of せんにん