Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun constant

2 senses of constant

Sense 1
constant, constant quantity, invariable -- (a quantity that does not vary)
       => quantity -- (the concept that something has a magnitude and can be represented in mathematical expressions by a constant or a variable)

Sense 2
constant -- (a number representing a quantity assumed to have a fixed value in a specified mathematical context; "the velocity of light is a constant")
       => number -- (a concept of quantity involving zero and units; "every number has a unique position in the sequence")

Antonyms of adj constant

3 senses of constant

Sense 1
changeless, constant, invariant, unvarying -- (unvarying in nature; "maintained a constant temperature"; "principles of unvarying validity")

INDIRECT (VIA invariable) -> variable -- (liable to or capable of change; "rainfall in the tropics is notoriously variable"; "variable winds"; "variable expenses")

Sense 2
constant (vs. inconstant) -- (steadfast in purpose or devotion or affection; "a man constant in adherence to his ideals"; "a constant lover"; "constant as the northern star")

inconstant (vs. constant) -- (likely to change frequently often without apparent or cogent reason; variable; "inconstant affections"; "an inconstant lover"; "swear not by...the inconstant moon"- Shakespeare)
        => false, untrue -- ((used especially of persons) not dependable in devotion or affection; unfaithful; "a false friend"; "when lovers prove untrue")
        => fickle, volatile -- (marked by erratic changeableness in affections or attachments; "fickle friends"; "a flirt's volatile affections")

Sense 3
ceaseless, constant, incessant, never-ending, perpetual, unceasing, unremitting -- (uninterrupted in time and indefinitely long continuing; "the ceaseless thunder of surf"; "in constant pain"; "night and day we live with the incessant noise of the city"; "the never-ending search for happiness"; "the perpetual struggle to maintain standards in a democracy"; "man's unceasing warfare with drought and isolation"; "unremitting demands of hunger")

INDIRECT (VIA continuous) -> discontinuous, noncontinuous -- (not continuing without interruption in time or space; "discontinuous applause"; "the landscape was a discontinuous mosaic of fields and forest areas"; "he received a somewhat haphazard and discontinuous schooling")

Similarity of adj constant

3 senses of constant

Sense 1
changeless, constant, invariant, unvarying -- (unvarying in nature; "maintained a constant temperature"; "principles of unvarying validity")
       => invariable (vs. variable) -- (not liable to or capable of change; "an invariable temperature"; "an invariable rule"; "his invariable courtesy")

Sense 2
constant (vs. inconstant) -- (steadfast in purpose or devotion or affection; "a man constant in adherence to his ideals"; "a constant lover"; "constant as the northern star")
       => steadfast, staunch, unswerving -- (firm and dependable especially in loyalty; "a steadfast ally"; "a staunch defender of free speech"; "unswerving devotion"; "unswerving allegiance")
       => unfailing, unflagging -- (unceasing; "unfailing loyalty"; "unfailing good spirits"; "unflagging courtesy")
          Also See-> faithful#1; invariable#1; stable#1; unchangeable#1

Sense 3
ceaseless, constant, incessant, never-ending, perpetual, unceasing, unremitting -- (uninterrupted in time and indefinitely long continuing; "the ceaseless thunder of surf"; "in constant pain"; "night and day we live with the incessant noise of the city"; "the never-ending search for happiness"; "the perpetual struggle to maintain standards in a democracy"; "man's unceasing warfare with drought and isolation"; "unremitting demands of hunger")
       => continuous (vs. discontinuous), uninterrupted -- (continuing in time or space without interruption; "a continuous rearrangement of electrons in the solar atoms results in the emission of light"- James Jeans; "a continuous bout of illness lasting six months"; "lived in continuous fear"; "a continuous row of warehouses"; "a continuous line has no gaps or breaks in it"; "moving midweek holidays to the nearest Monday or Friday allows uninterrupted work weeks")

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