| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | constant, incessant |
| Synonyms: | aeonian, around-the-clock, ceaseless, connected, consecutive, continuous, dateless, endless, enduring, eternal, everlasting, frequent, interminable, oft-repeated, permanent, perpetual, persistent, persisting, recurrent, regular, relentless, repeated, repetitive, running, staying, steady, timeless, unbroken, unceasing, unchanging, unending, unfailing, unflagging, uninterrupted, unremitting, unvarying, unwaning |
| Notes: | continually means 'repeatedly, with breaks in between' and continuously means 'without interruption, in an unbroken stream'; continual typically refers to time while continuous can refer to space as well as time |
| Antonyms: | broken, ceasing, checked, halting, inconstant, infrequent, intermittent, interrupted, occasional, temporary |
| Main Entry: | chronic |
| Part of Speech: | adjective |
| Definition: | incessant, never-ending |
| Synonyms: | abiding, ceaseless, confirmed, constant, continual, continuing, continuous, deep-rooted, deep-seated, enduring, ever-present, fixed, habitual, inborn, inbred, incurable, ineradicable, ingrained, inveterate, lasting, lifelong, lingering, long-lived, long-standing, obstinate, perennial, persistent, persisting, prolonged, protracted, recurrent, recurring, rooted, routine, settled, stubborn, sustained, tenacious, unabating, unmitigated, unyielding, usual |
| Notes: | acute is used for a sudden onset and short duration; chronic is for conditions that are slow to develop and of long duration chronic is contrasted with acute as chronic pain persists over a longer period of time than acute pain and is resistant to most medical treatments |
| Antonyms: | curable, eradicable, intermittent, occasional, temporary |
| Main Entry: | constant |
| Part of Speech: | adjective |
| Definition: | fixed |
| Synonyms: | connected, consistent, continual, equable, even, firm, habitual, homogeneous, immutable, invariable, like the Rock of Gibralter, monochrome, monophonic, monotonous, nonstop, of a piece, permanent, perpetual, regular, regularized, solid as rock, stabile, stable, standardized, steadfast, steady, together, unalterable, unbroken, unchanging, unflappable, unfluctuating, uniform, uninterrupted, unvarying |
| Antonyms: | changeable, fickle, fluctuating, inconstant, irregular, unstable, unsteady, varying, wavering |
| Main Entry: | constant |
| Part of Speech: | adjective |
| Definition: | neverending |
| Synonyms: | abiding, ceaseless, chronic, continual, continuous, endless, enduring, eternal, everlasting, incessant, interminable, lasting, nonstop, perpetual, persistent, persisting, relentless, sustained, unending, uninterrupted, unrelenting, unremitting |
| Antonyms: | concluding, ending, interrupted, stopping, terminable, terminating |
| Main Entry: | endless |
| Part of Speech: | adjective |
| Definition: | not stopping, not finishing |
| Synonyms: | amaranthine, boundless, ceaseless, constant, continual, continuous, countless, deathless, enduring, eternal, everlasting, illimitable, immeasurable, immortal, incalculable, incessant, indeterminate, infinite, interminable, limitless, measureless, monotonous, multitudinous, never-ending, no end of, no end to, numberless, overlong, perpetual, self-perpetuating, unbounded, unbroken, undivided, undying, unending, unfathomable, uninterrupted, unlimited, unsurpassable, untold, without end |
| Antonyms: | bounded, completing, ending, finishing, limited, passing, stopping, terminable |
| 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: | even |
| Part of Speech: | adjective |
| Definition: | flat, uniform |
| Synonyms: | alike, balanced, consistent, constant, continual, continuous, direct, equal, flush, homogenous, horizontal, level, matching, metrical, parallel, planate, plane, plumb, proportional, regular, right, same, smooth, square, stabile, stable, steady, straight, surfaced, true, unbroken, unchanging, undeviating, unfluctuating, uninterrupted, unvaried, unvarying, unwavering, unwrinkled |
| Antonyms: | broken, different, disparate, irregular, rough, uneven |
| Main Entry: | everlasting |
| Part of Speech: | adjective |
| Definition: | infinite, never-ending |
| Synonyms: | abiding, amaranthine, boundless, ceaseless, constant, continual, continuous, deathless, endless, eternal, immortal, imperishable, incessant, indestructible, interminable, lasting, limitless, perdurable, permanent, perpetual, termless, timeless, unceasing, undying, unending, uninterrupted, unremitting |
| Antonyms: | ceasing, concluding, ending, temporary, terminating, transient |
| Main Entry: | frequent |
| Part of Speech: | adjective |
| Definition: | common, repeated |
| Synonyms: | a good many, commonplace, constant, continual, customary, everyday, expected, familiar, general, habitual, incessant, intermittent, iterated, manifold, many, monotonous, numberless, numerous, periodic, perpetual, persistent, pleonastic, profuse, recurrent, recurring, redundant, reiterated, reiterative, successive, thick, ubiquitous, usual, various |
| Antonyms: | inconstant, infrequent, irregular, occasional, rare, sporadic, uncommon, unrepeated, unusual |