رخم

أَرْخَمُ ذ , applied to a horse, and the fem. رَخْمَاآءُ applied to a ewe or she-goat, Whose head is white, the rest being black: (S, K:) the latter like مُخَمَّرَةٌ : one should not say مُرَخَّمَةٌ: (S:) or the former, a horse whose face is white: (Mgh:) and the latter, a ewe, or she-goat, having a whiteness on her head. (JK.)