overwinter/ˌəʊ.vəˈwɪn.tə/EtymologyFrom over- + winter. Compare Dutch overwinteren, German überwintern.overwinter means occurring over the winter season. Lexicurio rates it Sui generis — a strength score of 85 out of 100.adjOccurring over the winter season.“The effect of seedling size on overwinter injury was analyzed separately by analysis of covariance.”advDuring the winter.“Ground cover of perennial grasses declined seriously under plots covered overwinter with dead thistle plants.”verbTo keep or preserve for the winter.“It is best to overwinter tender plants indoors.”To spend the winter (in a particular place).“Insects may overwinter in fallen fruit if it is not removed.”