eternal

I

(New American Roget's College Thesaurus)

adj. perpetual, endless, everlasting, continual, ceaseless; timeless, infinite, unending; incessant, constant; immortal, imperishable, deathless. See durability, permanence, perpetuity.Ant., ephemeral, temporary.

II

(Roget's IV) modif.

1. [Without pause]

Syn. endless, interminable, continual, unbroken, continuous, continued, unceasing, incessant, ceaseless, constant, unending, enduring, persistent, always, relentless, uninterrupted, unremitting; see also perpetual 1 .

Ant. changeable*, inconstant, fluctuating.

2. [Without end]

Syn. everlasting, unending, endless, perpetual, never-ending, termless, infinite, indefinite, permanent, ageless, boundless, timeless, immortal, deathless, undying, forever, interminable, indeterminable, dateless, immeasurable, unfading, indestructible, always, limitless, imperishable, illimitable, indomitable, unconquerable, unyielding, eonian, sempiternal, to one's dying day, till doomsday, for ever and a day, for ever and ever; see also perpetual 1 .

Ant. finite, temporary*, ending.

See Synonym Study at perpetual .

III

(Roget's 3 Superthesaurus) a.

endless, neverending, everlasting, unending, ageless, infinite, timeless, perpetual, enduring, interminable, undying, immortal.

ANT.: finite, fleeting, ephemeral, temporary

IV

(Roget's Thesaurus II) adjective 1. Without beginning or end: infinite, sempiternal. See LIMITED. 2. Existing or occurring without interruption or end: around-the-clock, ceaseless, constant, continual, continuous, endless, everlasting, incessant, interminable, nonstop, ongoing, perpetual, persistent, relentless, round-the-clock, timeless, unceasing, unending, unfailing, uninterrupted, unremitting. See CONTINUE. 3. Existing unchanged forever: ageless, dateless, timeless. Archaic: eterne. See CHANGE. 4. Enduring for all time: amaranthine, ceaseless, endless, everlasting, immortal, never-ending, perpetual, unending, world without end. Archaic: eterne. See CONTINUE.