Synonyms and Antonyms of atomic
- made atomic adjustments to the clock's mechanism to keep it from whirring as it ran
bitsy, bitty, infinitesimal, itty-bitty (or itsy-bitsy), little bitty, microminiature, microscopic (also microscopical), miniature, minuscule, minute, teensy, teensy-weensy, teeny, teeny-weeny, tiny, wee, weeny (also weensy)
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)
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
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