oregano

noun

Etymology: 18th century, from Spanish orégano (“wild marjoram”), from Latin orīganum, from Ancient Greek ὀρίγανον (oríganon). Doublet of origanum.

1. A herb of the mint family, Origanum vulgare, having aromatic leaves.
2. Other herbs with a similar flavor, including other species in the genus Origanum, and Mexican oregano, Lippia graveolens.
3. The leaves of these plants used in flavouring food.