life-time lifetime • life-timer · · · Info · Definitions · Synonyms · Characters · · life-time · · Text Common · · Latin · · Scripts 9 · · Length 3 · · Syllables Definitions · · · (noun) the period during which something is functional (as between birth and death). Synonyms: life, lifetime, lifespan. Examples: "The battery had a short life." "He lived a long and happy life." · · Noun Definition 1 Synonyms · · · life · · Synonym 1 lifetime · · Synonym 2 lifespan · · Synonym 3 Characters · · - hyphen-minus U+002D e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D t latin small letter t U+0074