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

• discant
• discard
• discarded
• discarnate
• discase
• disceptation
• discern
• discernability
• discernable
• discernible
• discernibly
• discerning
• discerningly
• discernment
• discerp
• discharge
• discharge lamp
• discharge pipe
• discharged
• disciform
• discina
• Discina macrospora
• Disciotis venosa
• disciple
• Disciples of Christ