notonectal /nō-tō-nekˈtəl/

1. Swimming on the back, as do certain insects
2. Of the water-boatman genus (Notonecˈta) or family (Notonecˈtidae) of hemipterous insects

• back lane
• back lanes
• backlash
• backlashes
• backless
• backletter
• backletters
• backlift
• backlifts
• back-light
• back-lighting
• back-lights
• back-lill
• back-lilt
• backlist
• backlists
• back-lit
• back-load
• back-loaded
• back-loading
• back-loads
• backlog
• backlogs
• backlot
• backlots