noun ro·mer·il·lo \ˌrōməˈri(ˌ)lō\

Definition of romerillo



  1. 1 :  any of several tropical American plants with an aromatic odor most of which yield native remedies or dyes: such as a :  a South American herb (Heterothalamus brunioides) of the family Compositae whose flower heads yield a yellow dye b :  a Mexican shrubby milkweed (Asclepias linaria) that yields a violent purge c :  any of several Mexican plants of the family Compositae (especially Porophyllum scoparium and Chrysactinia mexicana)

  2. 2 :  the dye yielded by the South American herb romerillo

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Origin and Etymology of romerillo

American Spanish, diminutive of romero rosemary, from Latin ros maris, literally, dew of the sea, from ros dew + maris, genitive of mare sea — more at roric, marine

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