yeartime adjective 2noun 2forms 3 adjective2 •Of or pertaining to the timespan of a year or years; yearly.To see how valuable a consumer segment really is, calculating such a yeartime value is obviously not sufficient. — 2001 •Seasonal. noun2 •A time of the year; a season.Asters. My dearest blossoms of the yeartime hold Scant eulogy, save wandering children's meed — All scentless [...] — 1910 •A year's time; the space of time equivalent to a year.[...] even beetle — these thousands of pads in a yeartime of life — had matted the moss and nettle, [...] — 1953 formsyeartimes · more yeartime · most yeartime