Definition of lifetime
(Entry 1 of 2)
1a
: the duration of the existence of a living being (such as a person or an animal) or a thing (such as a star or a subatomic particle)
b
: life sense 12
2
: an amount accumulated or experienced in a lifetime
a lifetime of regrets
lifetime
adjectiveDefinition of lifetime (Entry 2 of 2)
1
: lifelong
2
: of long duration or continuance
lifetime legislation
3
: measured or achieved over the span of a career
a baseball player's lifetime batting average
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Great Words for Scrabble
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Merriam-Webster unabridged
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Time Traveler for lifetime
The first known use of lifetime was in the 13th century
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