man ‧ grove /ˈmæŋɡrəʊv $ -ɡroʊv/ BrE AmE noun [countable]
[ Date: 1600-1700 ; Origin: Probably from Portuguese mangue 'mangrove' (from Taino ) + English grove ]
a tropical tree that grows in or near water and grows new roots from its branches:
a mangrove swamp