1. Having only one axis; developing along a single line or plane 
2. Having but one optic axis, or line of no double refraction

Encyclopedia: Uniaxial

• Mason City
• Mason jar
• mason wasp
• mason's level
• mason's trowel
• Mason-Dixon line
• masonic
• Masonite
• masonry
• Masora
• Masorah
• Masorete
• Masoretic
• Masorite
• Masoud
• Masqat
• masque
• masquer
• masquerade
• masquerade ball
• masquerade costume
• masquerade party
• masquerader
• mass
• mass action