1. Free from stain or blemish
   - immaculate 
2. (of language) not having its purity or excellence debased
   "learn to speak pure English undefiled"
   - uncorrupted

See also: perfect, pure

• methylenedioxymethamphetamine
• methylphenidate
• methyltestosterone
• methylthionine chloride
• metic
• metical
• Meticorten
• meticulosity
• meticulous
• meticulously
• meticulousness
• Metis
• metol
• metonym
• metonymic
• metonymical
• metonymically
• metonymy
• metope
• metopic
• metopion
• metoprolol
• metralgia
• Metrazol
• metrazol shock