short-lived

Adjective

Synonyms: ephemeral passing transient transitory fugacious

WordNet 3.0

Adjective (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”Synonyms: ephemeral passing transient transitory fugacious

Webster's Dictionary (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]