| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | continual, unceasing |
| Synonyms: | amaranthine, boundless, ceaseless, constant, continuous, endless, eternal, everlasting, immortal, incessant, interminable, nonstop, perpetual, persistent, relentless, timeless, unbroken, unchanging, uninterrupted, unremitting |
| Antonyms: | ceasing, ending, halting, intermittent, interrupted |
| Main Entry: | eternal |
| Part of Speech: | adjective |
| Definition: | without pause; endless |
| Synonyms: | abiding, ageless, always, amaranthine, boundless, ceaseless, constant, continual, continued, continuous, dateless, deathless, enduring, everlasting, forever, illimitable, immemorial, immortal, immutable, imperishable, incessant, indefinite, indestructible, infinite, interminable, lasting, never-ending, perdurable, perennial, permanent, perpetual, persistent, relentless, termless, timeless, unbroken, unceasing, undying, unending, unfading, uninterrupted, unremitting, without end |
| Antonyms: | brief, changeable, changing, ending, ephemeral, stopping, temporary, terminable, transient |
| Main Entry: | immortal |
| Part of Speech: | adjective |
| Definition: | death-defying, imperishable |
| Synonyms: | abiding, amaranthine, ceaseless, constant, deathless, endless, enduring, eternal, evergreen, everlasting, incorruptible, indestructible, indissoluble, interminable, lasting, never-ceasing, never-ending, perdurable, perennial, permanent, perpetual, phoenixlike, sempiternal, timeless, undying, unfading |
| Notes: | immortal means not subject to death, while immoral means violating principles of right and wrong or not adhering to ethical or moral principles |
| Antonyms: | destructible, ephemeral, human, mortal, perishable |
| Main Entry: | inexhaustible |
| Part of Speech: | adjective |
| Definition: | unlimited |
| Synonyms: | bountiful, endless, infinite, limitless, never-ending, no end to, numberless |
| Main Entry: | infinite |
| Part of Speech: | adjective |
| Definition: | limitless, without end |
| Synonyms: | absolute, all-embracing, bottomless, boundless, enduring, enormous, eternal, everlasting, illimitable, immeasurable, immense, incalculable, incessant, inestimable, inexhaustible, interminable, measureless, million, never-ending, no end of, no end to, numberless, perdurable, perpetual, sempiternal, stupendous, supertemporal, supreme, total, unbounded, uncounted, unending, untold, vast, wide, without limit, without number |
| Antonyms: | bounded, calculable, confined, countable, definite, ephemeral, finite, fleeting, limited, measurable |
| Main Entry: | interminable |
| Part of Speech: | adjective |
| Definition: | infinite |
| Synonyms: | boring, boundless, ceaseless, constant, continuous, day-and-night, dragged out, dull, endless, eternal, everlasting, immeasurable, incessant, interminate, limitless, long, long-drawn-out, long-winded, looped, never-ending, no end of, no end to, on a treadmill, permanent, perpetual, protracted, spun out, strung out, timeless, unbound, unceasing, uninterrupted, unlimited, wearisome |
| Antonyms: | bounded, ending, finite, terminable |
| Main Entry: | on and on |
| Part of Speech: | adverb |
| Definition: | continuously |
| Synonyms: | ad nauseam, constantly, continuously, forever, never-ending, perpetually, relentless, relentlessly, repeatedly, steadily, time after time, time and time again, unceasingly, uninterruptedly, unremitting, unremittingly, without a break, without stopping |
| Main Entry: | perennial |
| Part of Speech: | adjective |
| Definition: | enduring, perpetual |
| Synonyms: | abiding, annual, ceaseless, chronic, constant, continual, continuing, deathless, durable, eternal, everlasting, immortal, imperishable, incessant, inveterate, lasting, lifelong, long-lasting, long-lived, longstanding, never-ending, old, perdurable, permanent, persistent, recurrent, seasonal, sustained, unceasing, unchanging, undying, unfailing, uninterrupted, yearlong, yearly |
| Antonyms: | changing, intermittent, interrupted |
| Main Entry: | perpetual |
| Part of Speech: | adjective |
| Definition: | continual, lasting |
| Synonyms: | abiding, ceaseless, constant, continued, continuous, endless, enduring, eternal, everlasting, going on, immortal, imperishable, incessant, infinite, interminable, intermittent, never-ceasing, never-ending, perdurable, perennial, permanent, persistent, recurrent, recurring, reoccurring, repeated, repeating, repetitious, returning, sempiternal, unceasing, unchanging, undying, unending, unfailing, uninterrupted, unremitting, without end |
| Antonyms: | brief, ephemeral, fleeting, momentary, temporary, transient |