Long-lived(a.) Having a long life; having constitutional peculiarities which make long life probable; lasting long; as, a long-lived tree; they are a longlived family; long-lived prejudices.
Thesaurus Entries
age-long, aged, ancient, antique, changeless, chronic, commorant, constant, continuing, continuous, diuturnal, durable, dwelling, enduring, evergreen, firm, fixed, frozen, hardy, immobile, immutable, in residence, indefatigable, intact, intransient, inveterate, inviolate, lasting, living, living in, lodging, long-lasting, long-lived, long-standing, long-term, longeval, longevous, macrobiotic, never-failing, of long duration, of long standing, perdurable, perduring, perennial, permanent, perpetual, persistent, persisting, quiescent, remaining, resident, residentiary, residing, rigid, sempervirent, solid, stable, static, stationary, staying, steadfast, steady, sticking, sustained, torpid, tough, unaltered, unceasing, unchangeable, unchanged, unchanging, unchecked, undestroyed, undying, unfading, unfailing, unfaltering, unqualified, unquestioning, unremitting, unshifting, unvaried, unvarying, vital, wholehearted