一いち要よう素そMeaningsNoun1. one element; one factorKanji used一one要needed素elementaryComposed of一いちone; 1; best; first; foremost; beginning; start; a (single); one (of many); ace; …Numeric要よう素そcomponent; factor; item (e.g. in list); element (e.g. in array); member (e.g. data structure)Noun