Pronunciation: [stjəɹˈɪn] (IPA)
Correct spelling for the English word "sturin" is [stjəɹˈɪn], [stjəɹˈɪn], [s_t_j_ə_ɹ_ˈɪ_n] (IPA phonetic alphabet).
A protamine in the sperm of the sturgeon.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Correct spelling for sturin