1. A fundamental principle of classical physics that matter cannot be created or destroyed in an isolated system
   - conservation of mass, law of conservation of mass, law of conservation of matter

Derived forms: conservations of matter

Type of: conservation

Encyclopedia: Conservation of matter

• teardrop
• tearer
• tearful
• tearfully
• tearfulness
• teargas
• tearing
• tearing down
• tearjerker
• tearless
• tearoom
• tears
• teary
• teary-eyed
• Teasdale
• tease
• tease apart
• teased
• teasel
• teaser
• teashop
• teasing
• teasingly
• teasle
• teaspoon