prop. n. A subfamily of plants, in some classifications considered as an independent family of water lilies; it comprises the genera Cabomba and Brasenia. Syn. -- subfamily Cabombaceae, water-shield family. [ WordNet 1.5 ]
(n) in some classifications considered an independent family of water lilies; comprises the genera Cabomba and Brasenia, Syn. subfamily Cabombaceae, water-shield family