1.
Something that is ~ provides a firm conclusion that cannot be questioned.
No one has come up with a ~ answer as to why this should be so...
ADJ: usu ADJ n
~ly
The Constitution did not ~ly rule out divorce.
ADV
2.
A ~ book or performance is thought to be the best of its kind that has ever been done or that will ever be done.
His ‘An Orkney Tapestry’ is still the ~ book on the islands.
ADJ: usu ADJ n