FromAndalusian Arabicثُمْن(ṯúmn), fromArabicثُمْن(ṯumn,“one-eighth”), from the rootن(n)م(m)ث(ṯ-m-n). Originally used in reference to it forming one-eighth of acastellano.Doublet ofazumbre andcelemín.
tomín m (pluraltomines)