The spelling of the word "tannocasum" may seem confusing at first glance, but it follows certain pronunciation rules in IPA phonetic transcription. The "tan" part is pronounced as /tæn/, and the "no" part is pronounced as /noʊ/. The "casum" part is pronounced as /keɪsəm/, with the emphasis on the first syllable. Overall, the word is pronounced as /tæn.noʊ.keɪsəm/. While it may not be a commonly used word, understanding its pronunciation can help with reading and writing in English.
An astringent compound of tannin and casein, used in diarrhea.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.