Tylenol
n.
introduced 1955 as the name of an elixir for children, trade name originally registered by McNeil Laboratories, Philadelphia, Pa., from elements abstracted from N-acetyl-para-aminophenol, the chemical name of its active compound.
| 词汇 | Tylenol | 
| 词根词缀 | Online Etymology Dictionary Tylenol n. introduced 1955 as the name of an elixir for children, trade name originally registered by McNeil Laboratories, Philadelphia, Pa., from elements abstracted from N-acetyl-para-aminophenol, the chemical name of its active compound. | 
| 随便看 | 
英语词根词缀词典收录了54763条英语词根词缀词条,基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析,是记忆英语词汇的必备工具。