stag ‧ nate /stæɡˈneɪt $ ˈstæɡneɪt/ BrE AmE verb [intransitive]
[ Date: 1600-1700 ; Language: Latin ; Origin: past participle of stagnare , from stagnum 'area of water that is not flowing' ]
to stop developing or making progress:
Growth is expected to stagnate next year.
His career had stagnated.
—stagnation /stæɡˈneɪʃ ə n/ noun [uncountable] :
economic stagnation