一霎时 yīshàshí in an instant Definitions Defs Origin Strokes Stroke Words Sentences Sents 一 yī numeral one one; the number 1; single; alone霎 shà moment (bound form) a very short period of time; an instant; specifically seen in terms like 霎时 shàshí时 時 shí noun time time; a period of time; an era or age