prolong

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prolong /prəˈlɑːŋ/ verb
prolongs; prolonged; prolonging
prolong
/prəˈlɑːŋ/
verb
prolongs; prolonged; prolonging
Learner's definition of PROLONG
[+ object]
: to make (something) last or continue for a longer time

— prolongation

/proʊˌlɑːŋˈgeɪʃən/ noun, plural prolongations [count, noncount]
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