solstitium

sōlstitium ī, n

sol-+STA-, a standing still of the sun, stoppage of the sun's motion, solstice .— Esp., the summer solstice, longest day : solis accessūs discessūsque solstitiis brumisque cognosci: ante solstitium.— The summer time, heat of summer : Solstitium pecori defendite, V., H.