infinitesimal

²infinitesimal

adj

Definition of INFINITESIMAL

1

: taking on values arbitrarily close to but greater than zero

2

: immeasurably or incalculably small <an infinitesimal difference>

— in·fin·i·tes·i·mal·ly \-mə-lē\ adverb

Examples of INFINITESIMAL

1. an infinitesimal moment in time
2. <a soft drink with only an infinitesimal amount of caffeine>

First Known Use of INFINITESIMAL

1710

Related to INFINITESIMAL

Synonyms: atomic, bitsy, bitty, tiny, itty-bitty (or itsy-bitsy), little bitty, microminiature, microscopic (also microscopical), miniature, minuscule, minute, teensy, teensy-weensy, teeny, teeny-weeny, wee, weeny (also weensy)

Antonyms: astronomical (also astronomic), colossal, cosmic (also cosmical), elephantine, enormous, giant, gigantic, herculean, heroic (also heroical), huge, immense, mammoth, massive, monster, monstrous, monumental, mountainous, planetary, prodigious, titanic, tremendous

Related Words: baby, diminutive, dwarf, elfin, half-pint, Lilliputian, little, micro, mini, minikin, model, petite, pocket, pocket-size (also pocket-sized), pygmy, small, smallish; dinky, dwarfish, insignificant, pint-size (or pint-sized), puny, scrubby, undersized (also undersize)

Near Antonyms: big, bulky, bumper, considerable, extensive, good, goodly, grand, great, gross, handsome, hefty, hulking, jumbo, king-size (or king-sized), large, largish, major, outsize (also outsized), overgrown, overscale (or overscaled), oversize (or oversized), sizable (or sizeable), substantial, super, whacking, whopping; formidable, grandiose, imposing, lofty, majestic, monolithic, staggering, stupendous, towering; boundless, cavernous, immeasurable, infinite, vast, vasty, voluminous

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Other Mathematics and Statistics Terms

abscissa, denominator, divisor, equilateral, exponent, hypotenuse, logarithm, oblique, radii, rhomb