The word "Stercolin" is spelled with a C, not a K, despite the similarity to the word "stercoraceous". The correct pronunciation is /stɜːrkəlɪn/, with the stress on the second syllable. The first syllable is pronounced with an open-mid central vowel, the R is rhotic, and the final syllable has a short i sound followed by the -lin suffix. This word is used in microbiology to refer to a protein that is found in the excrement of certain animals.