1. A microscopic particle smaller than 100nm

Encyclopedia: Nanoparticle

• sacral vertebra
• sacrament
• sacrament of the Eucharist
• sacramental
• sacramental manduction
• sacramental oil
• sacramental wine
• sacramentalism
• Sacramento
• Sacramento Mountains
• Sacramento River
• Sacramento sturgeon
• sacrarium
• sacred
• sacred baboon
• Sacred College
• sacred cow
• sacred fig
• sacred ibis
• sacred lotus
• sacred mushroom
• sacred scripture
• sacred text
• Sacred Trinity
• sacred writing