lifetime
1 ENTRIES FOUND:
plural
lifetimes
plural
lifetimes
Britannica Dictionary definition of LIFETIME
[count]
1
a
:
the time during which a person is alive
— often used before another noun
-
Four editions of the book were printed in his lifetime. [=during his life]
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She has had a lifetime of hard work. [=she has worked hard all her life]
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a lifetime spent traveling the world
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I don't think it will happen in our lifetime. [=the time when we are alive]
-
She owns enough shoes to last (her) a lifetime. [=to last for the rest of her life]
-
the thrill of a lifetime [=a great thrill; the most exciting moment or event of a person's life]
-
This is the opportunity of a lifetime. = This sort of opportunity comes along once in a lifetime. [=this is a very rare opportunity]
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He won a lifetime supply of ice cream. [=free ice cream for the rest of his life]
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She was presented with a lifetime achievement award. [=an award for all the work she has done in her life]
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a baseball player's lifetime batting average [=batting average measured over a baseball player's full career]
b
:
a very long time
-
It would have taken me a lifetime to read all those books.
-
Childhood seems a lifetime ago now!
2
:
the time during which something lasts or is useful
-
a chemical with a lifetime of only a few minutes
-
the lifetime of a planet/star/comet
