朔望 shuòwàng the 1st and 15th days of the lunar month Origin Definitions Defs Strokes Stroke Words Sentences Sents 朔望月 shuòwàngyuè synodic month The time between two consecutive new moons or full moons, averaging about 29.5 days; the basis for months in the lunar calendar朔望潮 shuòwàngcháo spring tide The largest tide occurring during a new moon or a full moon