har ‧ dy /ˈhɑːdi $ ˈhɑːrdi/ BrE AmE adjective
[ Word Family: noun : ↑ hardship , ↑ hardness , ↑ hardiness ; adjective : ↑ hard , ↑ hardened , ↑ hardy ; adverb : ↑ hard , ↑ hardly ; verb : ↑ harden ]
[ Date: 1200-1300 ; Language: Old French ; Origin: hardi , from hardir 'to make hard, make brave' ]
1 . strong and healthy and able to bear difficult living conditions:
hardy mountain goats
2 . a hardy plant is able to live through the winter
—hardiness noun [uncountable]