Word Study
countless
CIDE DICTIONARY
countless, a.
Incapable of being counted; not ascertainable; innumerable. [1913 Webster]
THESAURUS
countless
abundant, all-comprehensive, all-inclusive, ample, boundless, copious, endless, eternal, exhaustless, extending everywhere, generous, illimitable, illimited, immeasurable, immense, incalculable, incomprehensible, inexhaustible, infinite, infinitely continuous, innumerable, interminable, interminate, limitless, many, measureless, much, multitudinous, no end of, numberless, numerous, overflowing, perpetual, plentiful, shoreless, sumless, superabundant, termless, unbounded, uncircumscribed, uncountable, uncounted, unfathomable, universal, unlimited, unmeasurable, unmeasured, unnumbered, unplumbed, untold, without bound, without end, without limit, without measure, without numberROGET THESAURUS
countless
Infinity
N infinity, infinitude, infiniteness, perpetuity, boundlessness, infinite, immense, numberless, countless, sumless, measureless, innumerable, immeasurable, incalculable, illimitable, inexhaustible, interminable, unfathomable, unapproachable, exhaustless, indefinite, without number, without measure, without limit, without end, incomprehensible, limitless, endless, boundless, termless, untold, unnumbered, unmeasured, unbounded, unlimited, illimited, perpetual, infinitely, ad infinitum, as boundless as the sea.For further exploring for "countless" in Webster Dictionary Online