Examples of prolong in a sentence
Additives are used to prolong the shelf life of packaged food.
High interest rates were prolonging the recession.
Origin and Etymology of prolong
Middle English, from Middle French prolonguer, from Late Latin prolongare, from Latin pro- forward + longus long
First Known Use: 15th century
Synonym Discussion of prolong
PROLONG Defined for English Language Learners
Definition of prolong for English Language Learners
: to make (something) last or continue for a longer time
PROLONG Defined for Kids
Definition of prolong for Students
: to make longer than usual or expected Medicines prolonged his life.
Seen and Heard
What made you want to look up prolong? Please tell us where you read or heard it (including the quote, if possible).