prolong Definition in the Cambridge English Dictionary
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Definition of “prolong” - English Dictionary

Definition of "prolong" - American English Dictionary

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prolongverb [T]

 us   /prəˈlɔŋ/
to make something last a ​longertime: They’re ​trying to prolong ​theirlives.
prolonged
adjective  us   /prəˈlɔŋd/
Grasslands were ​damaged by the prolonged ​drought.
(Definition of prolong from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "prolong" - British English Dictionary

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prolongverb [T]

uk   /prəˈlɒŋ/  us   /-ˈlɑːŋ/
C1 to make something last a ​longertime: We were having such a good ​time that we ​decided to prolong ​ourstay by another ​week. She ​chewed each ​deliciousmouthful as ​slowly as she could, prolonging the ​pleasure.
prolongation
noun [U] uk   /ˌprəʊ.lɒŋˈɡeɪ.ʃən/  us   /ˌproʊ.lɑːŋ-/
(Definition of prolong from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
Translations of “prolong”
in Spanish prolongar…
in Vietnamese kéo dài…
in Malaysian memanjangkan…
in Thai ทำให้ขยายหรือยาวขึ้น…
in French prolonger…
in German verlängern…
in Chinese (Simplified) 延长,拖延…
in Turkish ömrünü uzatmak, uzun süre devam etmesini sağlamak…
in Russian продлевать…
in Indonesian memperpanjang…
in Chinese (Traditional) 延長,拖延…
in Polish przedłużać…
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