Word Study
indestructible
CIDE DICTIONARY
indestructible, a. [Pref. in- not + destructible: cf. F. indestructible.].
Not destructible; incapable of decomposition or of being destroyed; as, the Russian harvesters had primitive electronics, but they were built so sturdily they were almost indestructible. [1913 Webster]
OXFORD DICTIONARY
indestructible, adj. that cannot be destroyed.
Derivative
indestructibility n. indestructibly adv.
THESAURUS
indestructible
ageless, ceaseless, changeless, coeternal, constant, continual, continuous, dateless, deathless, durable, endless, enduring, eternal, eterne, ever-being, ever-durable, ever-during, everlasting, everliving, fixed, immemorial, immortal, immutable, imperishable, impregnable, incessant, incorruptible, indelible, ineffaceable, ineradicable, inexpugnable, inextinguishable, infinite, interminable, invincible, invulnerable, irrefragable, lasting, long-lasting, never-ceasing, never-ending, nonperishable, nonstop, nonterminating, nonterminous, olamic, perdurable, perennial, permanent, perpetual, quenchless, sempiternal, steady, timeless, unalterable, unbreakable, unceasing, unchangeable, unchanging, undampable, undestroyable, undying, unending, unintermitting, uninterrupted, unquenchable, unremitting, without endROGET THESAURUS
indestructible
Stability
N stability, immutability, unchangeability unchangeableness, constancy, stable equilibrium, immobility, soundness, vitality, stabiliment, stiffness, ankylosis, solidity, aplomb, establishment, fixture, rock, pillar, tower, foundation, leopard's spots, Ethiopia's skin, permanence, obstinacy, unchangeable, immutable, unaltered, unalterable, not to be changed, constant, permanent, invariable, undeviating, stable, durable, perennial, fixed, steadfast, firm, fast, steady, balanced, confirmed, valid, fiducial, immovable, irremovable, riveted, rooted, settled, established, vested, incontrovertible, stereotyped, indeclinable, tethered, anchored, moored, at anchor, on a rock, rock solid, firm as a rock, firmly seated, firmly established, deep-rooted, ineradicable, inveterate, obstinate, transfixed, stuck fast, aground, high and dry, stranded, stuck, jammed, unremovable, quiescent, deterioration, indefeasible, irretrievable, intransmutable, incommutable, irresoluble, irrevocable, irreversible, reverseless, inextinguishable, irreducible, indissoluble, indissolvable, indestructible, undying, imperishable, incorruptible, indelible, indeciduous, insusceptible, insusceptible of change, Int, stet, littera scripta manet.For further exploring for "indestructible" in Webster Dictionary Online