1. A soft silver-white ductile metallic element (liquid at normal temperatures); the most electropositive and alkaline metal
   - cesium [N. Amer], Cs, atomic number 55

Derived forms: caesiums

Type of: metal, metallic element

Part of: pollucite

Encyclopedia: Caesium

• cleome
• Cleome hassleriana
• Cleome pinnata
• Cleome serrulata
• Cleopatra
• clepsydra
• clerestory
• clergy
• clergyman
• clergywoman
• cleric
• clerical
• clerical collar
• clericalism
• clericalist
• clerid
• clerid beetle
• Cleridae
• clerihew
• clerisy
• clerk
• clerking
• clerkly
• clerkship
• Clethra