1. In isolation and without reference to anything else 
2. In a vacuum

Encyclopedia: In vacuo

• mantleshelf
• mantlet
• Mantophasmatodea
• Mantoux test
• mantra
• mantrap
• mantua
• manual
• manual alphabet
• manual dexterity
• insider information
• insider trading
• insidious
• insidiously
• insidiousness
• insight
• insightful
• insightfulness
• insignia
• insignia of rank
• insignificance
• insignificant
• insignificantly
• insincere
• insincerely