1. The act of obtruding; a thrusting upon others by force or unsolicited; as, the obtrusion of crude opinions on the world 
2. That which is obtruded

Derived forms: obtrusions

• pressure sore
• pressure suit
• pressure unit
• pressure-cook
• pressure-feed lubricating system
• pressure-wash
• pressurisation
• pressurise
• pressurised water reactor
• pressurization
• pressurize
• pressurized water reactor
• presswork
• prestidigitation
• prestidigitator
• prestige
• correlational
• correlational analysis
• correlational statistics
• correlative
• correlatively
• correlativity
• correspond
• correspondence
• correspondence course