commissure /komˈi-sūr/

1. A joint
2. A joining surface
3. A bundle of nerve fibres connecting two nerve centres, eg those crossing the midline of the central nervous system

commissūˈral adjective

• spur leathers
• spurless
• spurling
• spurn
• spurne
• spurned
• spurner
• spurners
• spurnes
• spurning
• spurnings
• spurns
• spurred
• spurrer
• spurrers
• spurrey
• spurreys
• spur-rial
• spurrier
• spurriers
• spurries
• spurriest
• spurring
• spurrings
• spur rowel