periodic

Main Entry:
periodic [peer-ee-od-ik]
Part of Speech: adjective
Definition: at fixed intervals
Synonyms: alternate, annual, at various times, centennial, cyclic, cyclical, daily, epochal, every once in a while, every so often, fluctuating, hourly, infrequent, intermittent, isochronal, isochronous, monthly, occasional, on certain occasions, on-again-off-again, orbital, perennial, periodical, recurrent, recurring, regular, repeated, rhythmic, routine, seasonal, serial, spasmodic, sporadic, weekly, yearly
Notes: periodic means happening or recurring at regular intervals; sporadic means occurring singly or occasionally or in scattered instances
Antonyms: constant, continual, irregular, lasting, permanent, sporadic, variable
Main Entry: cyclical
Part of Speech: adjective
Definition: happening at regular intervals
Synonyms: circular, patterned, periodic, recurrent, recurring, regular, repeated, repetitive, seasonal
Main Entry: daily
Part of Speech: adjective
Definition: occurring every day; during the day
Synonyms: circadian, common, commonplace, constantly, cyclic, day after day, day by day, day-to-day, diurnal, everyday, from day to day, often, once a day, once daily, ordinary, per diem, periodic, quotidian, regular, regularly, routine
Antonyms: at night, nightly, nocturnal
Main Entry: fitful
Part of Speech: adjective
Definition: irregular, sporadic
Synonyms: bits and pieces, broken, capricious, catchy*, changeable, desultory, disturbed, erratic, flickering, fluctuating, haphazard, herky-jerky, hit-or-miss, impulsive, inconstant, intermittent, interrupted, on-again-off-again, periodic, random, recurrent, restive, restless, shifting, spasmodic, spastic, spotty, unstable, variable
Antonyms: constant, continuous, even, regular, undisturbed, unvarying
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
Main Entry: intermittent
Part of Speech: adjective
Definition: irregular, sporadic
Synonyms: alternate, arrested, broken, by bits and pieces, checked, cyclic, cyclical, discontinuing, discontinuous, epochal, every other, fitful, here and there, hit-or-miss, infrequent, interrupted, isochronal, isochronous, iterant, iterative, metrical, now and then, occasional, on and off, periodic, periodical, punctuated, recurrent, recurring, rhythmic, rhythmical, seasonal, serial, shifting, spasmodic, stop-and-go
Antonyms: constant, continual, continuing, perpetual, regular
Main Entry: odd
Part of Speech: adjective
Definition: miscellaneous, various
Synonyms: accidental, casual, chance, contingent, different, fluky, fortuitous, fragmentary, incidental, irregular, occasional, odd-lot, periodic, random, seasonal, sundry, varied
Antonyms: like, similar, unvaried
Main Entry: punctual
Part of Speech: adjective
Definition: on time
Synonyms: accurate, careful, conscientious, conscionable, constant, cyclic, dependable, early, exact, expeditious, fussy, heedful, in good time, meticulous, on schedule, on the button, on the dot, on the nose, painstaking, particular, periodic, precise, prompt, punctilious, quick, ready, recurrent, regular, reliable, scrupulous, seasonable, steady, strict, timely, under the wire
Antonyms: late, tardy
Main Entry: recurrent
Part of Speech: adjective
Definition: repeating
Synonyms: alternate, chain, continued, cyclical, frequent, habitual, intermittent, isochronal, isochronous, periodic, periodical, recurring, regular, reoccurring, repeated, repetitive, rolling
Antonyms: halted, infrequent, permanent, prevented, stopped
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