Or·ach, Or·ache n. Bot. A genus (Atriplex) of herbs or low shrubs of the Goosefoot family, most of them with a mealy surface.
Garden orache, a plant (Atriplex hortensis), often used as a pot herb; -- also called mountain spinach.
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Atriplex hortensis
n : Asiatic plant resembling spinach often used as a potherb;
naturalized in Europe and North America [syn: garden
orache, mountain spinach]