无穷小 wúqióngxiǎo infinitesimal Definitions Defs Origin Strokes Stroke Words Sentences Sents 无穷 無窮 wúqióng adjective infinite infinite; endless; boundless; having no limit; inexhaustible小 xiǎo adjective small small; tiny; few; minor; in area, volume, quantity, or power, being less than average or less than the object of comparison; opposite of 大 dà