From The Collaborative International Dictionary of English v.0.48 [gcide]:
Short-lived \Short"-lived`\, a.
Not living or lasting long; being of short continuance; as, a
short-lived race of beings; short-lived pleasure; short-lived
passion.
[1913 Webster]
From WordNet (r) 3.0 (2006) [wn]:
short-lived
adj 1: lasting a very short time; "the ephemeral joys of
childhood"; "a passing fancy"; "youth's transient
beauty"; "love is transitory but it is eternal";
"fugacious blossoms" [syn: ephemeral, passing,
short-lived, transient, transitory, fugacious]