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

• BSA
• BSC
• BSc
• B-school
• BSE
• BSI
• B-side
• BSL
• BSM
• BST
• BT
• Bt
• BTA
• BTCV
• BTEC
• BTO
• btu
• BTU
• Btu
• btw
• BTW
• bu.
• buat
• buats
• buaze