knot ‧ ty /ˈnɒti $ ˈnɑːti/ BrE AmE adjective
1 . difficult to solve:
a knotty problem
2 . knotty wood contains a lot of hard round places where branches once joined the tree
knot ‧ ty /ˈnɒti $ ˈnɑːti/ BrE AmE adjective
1 . difficult to solve:
a knotty problem
2 . knotty wood contains a lot of hard round places where branches once joined the tree
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012