Variant of aspirin
- a white, crystalline powder, acetylsalicylic acid, CHCOOCHCOOH, used as an anti-inflammatory drug and for reducing fever, relieving headaches, etc.
- pl. aspirin or aspirins a tablet of this powder
Origin: German ; from Classical Greek a-, without plush Modern Latin Spiraea, spirea plush -in: so named (1899) by H. Dreser, German chemist, because compounded without use of spirea (in which the natural acid is found)